18712430

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{2539}}^1$

素因数の和:2624

約数の個数: 32

約数和(自身を含む): 37307520

約数和(自身を除く): 18595090

約数列:

[1, 2, 5, 10, 11, 22, 55, 67, 110, 134, 335, 670, 737, 1474, 2539, 3685, 5078, 7370, 12695, 25390, 27929, 55858, 139645, 170113, 279290, 340226, 850565, 1701130, 1871243, 3742486, 9356215, 18712430]

約数ペア:

[(1, 18712430), (2, 9356215), (5, 3742486), (10, 1871243), (11, 1701130), (22, 850565), (55, 340226), (67, 279290), (110, 170113), (134, 139645), (335, 55858), (670, 27929), (737, 25390), (1474, 12695), (2539, 7370), (3685, 5078)]