18477016

素因数分解:

$2^3\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{313}}^1$

素因数の和:523

約数の個数: 32

約数和(自身を含む): 35720640

約数和(自身を除く): 17243624

約数列:

[1, 2, 4, 8, 47, 94, 157, 188, 313, 314, 376, 626, 628, 1252, 1256, 2504, 7379, 14711, 14758, 29422, 29516, 49141, 58844, 59032, 98282, 117688, 196564, 393128, 2309627, 4619254, 9238508, 18477016]

約数ペア:

[(1, 18477016), (2, 9238508), (4, 4619254), (8, 2309627), (47, 393128), (94, 196564), (157, 117688), (188, 98282), (313, 59032), (314, 58844), (376, 49141), (626, 29516), (628, 29422), (1252, 14758), (1256, 14711), (2504, 7379)]