20031396

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1$

素因数の和:214

約数の個数: 144

約数和(自身を含む): 62818560

約数和(自身を除く): 42787164

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 19, 21, 22, 28, 33, 38, 42, 44, 49, 57, 66, 76, 77, 84, 98, 114, 132, 133, 147, 154, 163, 196, 209, 228, 231, 266, 294, 308, 326, 399, 418, 462, 489, 532, 539, 588, 627, 652, 798, 836, 924, 931, 978, 1078, 1141, 1254, 1463, 1596, 1617, 1793, 1862, 1956, 2156, 2282, 2508, 2793, 2926, 3097, 3234, 3423, 3586, 3724, 4389, 4564, 5379, 5586, 5852, 6194, 6468, 6846, 7172, 7987, 8778, 9291, 10241, 10758, 11172, 12388, 12551, 13692, 15974, 17556, 18582, 20482, 21516, 21679, 23961, 25102, 30723, 31948, 34067, 37164, 37653, 40964, 43358, 47922, 50204, 61446, 65037, 68134, 75306, 86716, 87857, 95844, 102201, 122892, 130074, 136268, 150612, 151753, 175714, 204402, 238469, 260148, 263571, 303506, 351428, 408804, 455259, 476938, 527142, 607012, 715407, 910518, 953876, 1054284, 1430814, 1669283, 1821036, 2861628, 3338566, 5007849, 6677132, 10015698, 20031396]

約数ペア:

[(1, 20031396), (2, 10015698), (3, 6677132), (4, 5007849), (6, 3338566), (7, 2861628), (11, 1821036), (12, 1669283), (14, 1430814), (19, 1054284), (21, 953876), (22, 910518), (28, 715407), (33, 607012), (38, 527142), (42, 476938), (44, 455259), (49, 408804), (57, 351428), (66, 303506), (76, 263571), (77, 260148), (84, 238469), (98, 204402), (114, 175714), (132, 151753), (133, 150612), (147, 136268), (154, 130074), (163, 122892), (196, 102201), (209, 95844), (228, 87857), (231, 86716), (266, 75306), (294, 68134), (308, 65037), (326, 61446), (399, 50204), (418, 47922), (462, 43358), (489, 40964), (532, 37653), (539, 37164), (588, 34067), (627, 31948), (652, 30723), (798, 25102), (836, 23961), (924, 21679), (931, 21516), (978, 20482), (1078, 18582), (1141, 17556), (1254, 15974), (1463, 13692), (1596, 12551), (1617, 12388), (1793, 11172), (1862, 10758), (1956, 10241), (2156, 9291), (2282, 8778), (2508, 7987), (2793, 7172), (2926, 6846), (3097, 6468), (3234, 6194), (3423, 5852), (3586, 5586), (3724, 5379), (4389, 4564)]