18606518

素因数分解:

$2^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1\times {\mathrm{137}}^1$

素因数の和:344

約数の個数: 32

約数和(自身を含む): 32788800

約数和(自身を除く): 14182282

約数列:

[1, 2, 7, 14, 89, 109, 137, 178, 218, 274, 623, 763, 959, 1246, 1526, 1918, 9701, 12193, 14933, 19402, 24386, 29866, 67907, 85351, 104531, 135814, 170702, 209062, 1329037, 2658074, 9303259, 18606518]

約数ペア:

[(1, 18606518), (2, 9303259), (7, 2658074), (14, 1329037), (89, 209062), (109, 170702), (137, 135814), (178, 104531), (218, 85351), (274, 67907), (623, 29866), (763, 24386), (959, 19402), (1246, 14933), (1526, 12193), (1918, 9701)]