20121657654

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{9039379}}^1$

素因数の和:9039444

約数の個数: 32

約数和(自身を含む): 46860145920

約数和(自身を除く): 26738488266

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 53, 106, 159, 318, 371, 742, 1113, 2226, 9039379, 18078758, 27118137, 54236274, 63275653, 126551306, 189826959, 379653918, 479087087, 958174174, 1437261261, 2874522522, 3353609609, 6707219218, 10060828827, 20121657654]

約数ペア:

[(1, 20121657654), (2, 10060828827), (3, 6707219218), (6, 3353609609), (7, 2874522522), (14, 1437261261), (21, 958174174), (42, 479087087), (53, 379653918), (106, 189826959), (159, 126551306), (318, 63275653), (371, 54236274), (742, 27118137), (1113, 18078758), (2226, 9039379)]