18555512

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{409}}^1$

素因数の和:575

約数の個数: 32

約数和(自身を含む): 35866800

約数和(自身を除く): 17311288

約数列:

[1, 2, 4, 8, 53, 106, 107, 212, 214, 409, 424, 428, 818, 856, 1636, 3272, 5671, 11342, 21677, 22684, 43354, 43763, 45368, 86708, 87526, 173416, 175052, 350104, 2319439, 4638878, 9277756, 18555512]

約数ペア:

[(1, 18555512), (2, 9277756), (4, 4638878), (8, 2319439), (53, 350104), (106, 175052), (107, 173416), (212, 87526), (214, 86708), (409, 45368), (424, 43763), (428, 43354), (818, 22684), (856, 21677), (1636, 11342), (3272, 5671)]