20163940713

素因数分解:

$3^3\times 7^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{137}}^1\times {\mathrm{197}}^1$

素因数の和:476

約数の個数: 128

約数和(自身を含む): 35674214400

約数和(自身を除く): 15510273687

約数列:

[1, 3, 7, 9, 21, 27, 59, 63, 67, 137, 177, 189, 197, 201, 411, 413, 469, 531, 591, 603, 959, 1233, 1239, 1379, 1407, 1593, 1773, 1809, 2877, 3699, 3717, 3953, 4137, 4221, 5319, 8083, 8631, 9179, 11151, 11623, 11859, 12411, 12663, 13199, 24249, 25893, 26989, 27537, 27671, 34869, 35577, 37233, 39597, 56581, 64253, 72747, 80967, 81361, 82611, 83013, 92393, 104607, 106731, 118791, 169743, 188923, 192759, 218241, 242901, 244083, 247833, 249039, 277179, 313821, 356373, 509229, 541561, 566769, 578277, 728703, 732249, 747117, 778741, 831537, 1527687, 1592351, 1624683, 1700307, 1734831, 1808263, 2196747, 2336223, 2494611, 3790927, 4777053, 4874049, 5100921, 5424789, 5451187, 7008669, 11146457, 11372781, 12657841, 14331159, 14622147, 16274367, 16353561, 21026007, 33439371, 34118343, 37973523, 42993477, 48823101, 49060683, 100318113, 102355029, 106687517, 113920569, 147182049, 300954339, 320062551, 341761707, 746812619, 960187653, 2240437857, 2880562959, 6721313571, 20163940713]

約数ペア:

[(1, 20163940713), (3, 6721313571), (7, 2880562959), (9, 2240437857), (21, 960187653), (27, 746812619), (59, 341761707), (63, 320062551), (67, 300954339), (137, 147182049), (177, 113920569), (189, 106687517), (197, 102355029), (201, 100318113), (411, 49060683), (413, 48823101), (469, 42993477), (531, 37973523), (591, 34118343), (603, 33439371), (959, 21026007), (1233, 16353561), (1239, 16274367), (1379, 14622147), (1407, 14331159), (1593, 12657841), (1773, 11372781), (1809, 11146457), (2877, 7008669), (3699, 5451187), (3717, 5424789), (3953, 5100921), (4137, 4874049), (4221, 4777053), (5319, 3790927), (8083, 2494611), (8631, 2336223), (9179, 2196747), (11151, 1808263), (11623, 1734831), (11859, 1700307), (12411, 1624683), (12663, 1592351), (13199, 1527687), (24249, 831537), (25893, 778741), (26989, 747117), (27537, 732249), (27671, 728703), (34869, 578277), (35577, 566769), (37233, 541561), (39597, 509229), (56581, 356373), (64253, 313821), (72747, 277179), (80967, 249039), (81361, 247833), (82611, 244083), (83013, 242901), (92393, 218241), (104607, 192759), (106731, 188923), (118791, 169743)]