19137844

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{39541}}^1$

素因数の和:39567

約数の個数: 18

約数和(自身を含む): 36813602

約数和(自身を除く): 17675758

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 39541, 79082, 158164, 434951, 869902, 1739804, 4784461, 9568922, 19137844]

約数ペア:

[(1, 19137844), (2, 9568922), (4, 4784461), (11, 1739804), (22, 869902), (44, 434951), (121, 158164), (242, 79082), (484, 39541)]