18372398

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{31}}^2\times {\mathrm{79}}^1$

素因数の和:165

約数の個数: 36

約数和(自身を含む): 31696560

約数和(自身を除く): 13324162

約数列:

[1, 2, 11, 22, 31, 62, 79, 121, 158, 242, 341, 682, 869, 961, 1738, 1922, 2449, 3751, 4898, 7502, 9559, 10571, 19118, 21142, 26939, 53878, 75919, 116281, 151838, 232562, 296329, 592658, 835109, 1670218, 9186199, 18372398]

約数ペア:

[(1, 18372398), (2, 9186199), (11, 1670218), (22, 835109), (31, 592658), (62, 296329), (79, 232562), (121, 151838), (158, 116281), (242, 75919), (341, 53878), (682, 26939), (869, 21142), (961, 19118), (1738, 10571), (1922, 9559), (2449, 7502), (3751, 4898)]