18090410

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{3761}}^1$

素因数の和:3818

約数の個数: 32

約数和(自身を含む): 36024912

約数和(自身を除く): 17934502

約数列:

[1, 2, 5, 10, 13, 26, 37, 65, 74, 130, 185, 370, 481, 962, 2405, 3761, 4810, 7522, 18805, 37610, 48893, 97786, 139157, 244465, 278314, 488930, 695785, 1391570, 1809041, 3618082, 9045205, 18090410]

約数ペア:

[(1, 18090410), (2, 9045205), (5, 3618082), (10, 1809041), (13, 1391570), (26, 695785), (37, 488930), (65, 278314), (74, 244465), (130, 139157), (185, 97786), (370, 48893), (481, 37610), (962, 18805), (2405, 7522), (3761, 4810)]