18843836

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{461}}^1\times {\mathrm{929}}^1$

素因数の和:1405

約数の個数: 24

約数和(自身を含む): 36091440

約数和(自身を除く): 17247604

約数列:

[1, 2, 4, 11, 22, 44, 461, 922, 929, 1844, 1858, 3716, 5071, 10142, 10219, 20284, 20438, 40876, 428269, 856538, 1713076, 4710959, 9421918, 18843836]

約数ペア:

[(1, 18843836), (2, 9421918), (4, 4710959), (11, 1713076), (22, 856538), (44, 428269), (461, 40876), (922, 20438), (929, 20284), (1844, 10219), (1858, 10142), (3716, 5071)]