20192681770

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{29063}}^1$

素因数の和:29215

約数の個数: 64

約数和(自身を含む): 39700958976

約数和(自身を除く): 19508277206

約数列:

[1, 2, 5, 10, 17, 34, 61, 67, 85, 122, 134, 170, 305, 335, 610, 670, 1037, 1139, 2074, 2278, 4087, 5185, 5695, 8174, 10370, 11390, 20435, 29063, 40870, 58126, 69479, 138958, 145315, 290630, 347395, 494071, 694790, 988142, 1772843, 1947221, 2470355, 3545686, 3894442, 4940710, 8864215, 9736105, 17728430, 19472210, 30138331, 33102757, 60276662, 66205514, 118780481, 150691655, 165513785, 237560962, 301383310, 331027570, 593902405, 1187804810, 2019268177, 4038536354, 10096340885, 20192681770]

約数ペア:

[(1, 20192681770), (2, 10096340885), (5, 4038536354), (10, 2019268177), (17, 1187804810), (34, 593902405), (61, 331027570), (67, 301383310), (85, 237560962), (122, 165513785), (134, 150691655), (170, 118780481), (305, 66205514), (335, 60276662), (610, 33102757), (670, 30138331), (1037, 19472210), (1139, 17728430), (2074, 9736105), (2278, 8864215), (4087, 4940710), (5185, 3894442), (5695, 3545686), (8174, 2470355), (10370, 1947221), (11390, 1772843), (20435, 988142), (29063, 694790), (40870, 494071), (58126, 347395), (69479, 290630), (138958, 145315)]