20378713036

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{593}}^1$

素因数の和:776

約数の個数: 144

約数和(自身を含む): 42869645280

約数和(自身を除く): 22490932244

約数列:

[1, 2, 4, 11, 19, 22, 37, 38, 44, 74, 76, 101, 121, 148, 202, 209, 242, 404, 407, 418, 484, 593, 703, 814, 836, 1111, 1186, 1406, 1628, 1919, 2222, 2299, 2372, 2812, 3737, 3838, 4444, 4477, 4598, 6523, 7474, 7676, 7733, 8954, 9196, 11267, 12221, 13046, 14948, 15466, 17908, 21109, 21941, 22534, 24442, 26092, 30932, 41107, 42218, 43882, 45068, 48884, 59893, 71003, 71753, 82214, 84436, 85063, 87764, 119786, 123937, 142006, 143506, 164428, 170126, 232199, 239572, 241351, 247874, 284012, 287012, 340252, 416879, 452177, 464398, 482702, 495748, 658823, 781033, 833758, 904354, 928796, 965404, 1137967, 1317646, 1363307, 1562066, 1667516, 1808708, 2216041, 2275934, 2635292, 2654861, 2726614, 3124132, 4432082, 4551868, 4585669, 5309722, 5453228, 7247053, 8591363, 8864164, 9171338, 10619444, 12517637, 14494106, 17182726, 18342676, 24376451, 25035274, 28988212, 34365452, 42104779, 48752902, 50070548, 50442359, 84209558, 97505804, 100884718, 137694007, 168419116, 201769436, 268140961, 275388014, 463152569, 536281922, 550776028, 926305138, 1072563844, 1852610276, 5094678259, 10189356518, 20378713036]

約数ペア:

[(1, 20378713036), (2, 10189356518), (4, 5094678259), (11, 1852610276), (19, 1072563844), (22, 926305138), (37, 550776028), (38, 536281922), (44, 463152569), (74, 275388014), (76, 268140961), (101, 201769436), (121, 168419116), (148, 137694007), (202, 100884718), (209, 97505804), (242, 84209558), (404, 50442359), (407, 50070548), (418, 48752902), (484, 42104779), (593, 34365452), (703, 28988212), (814, 25035274), (836, 24376451), (1111, 18342676), (1186, 17182726), (1406, 14494106), (1628, 12517637), (1919, 10619444), (2222, 9171338), (2299, 8864164), (2372, 8591363), (2812, 7247053), (3737, 5453228), (3838, 5309722), (4444, 4585669), (4477, 4551868), (4598, 4432082), (6523, 3124132), (7474, 2726614), (7676, 2654861), (7733, 2635292), (8954, 2275934), (9196, 2216041), (11267, 1808708), (12221, 1667516), (13046, 1562066), (14948, 1363307), (15466, 1317646), (17908, 1137967), (21109, 965404), (21941, 928796), (22534, 904354), (24442, 833758), (26092, 781033), (30932, 658823), (41107, 495748), (42218, 482702), (43882, 464398), (45068, 452177), (48884, 416879), (59893, 340252), (71003, 287012), (71753, 284012), (82214, 247874), (84436, 241351), (85063, 239572), (87764, 232199), (119786, 170126), (123937, 164428), (142006, 143506)]