1813664

素因数分解:

$2^5\times {\mathrm{19}}^2\times {\mathrm{157}}^1$

素因数の和:205

約数の個数: 36

約数和(自身を含む): 3792474

約数和(自身を除く): 1978810

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 157, 304, 314, 361, 608, 628, 722, 1256, 1444, 2512, 2888, 2983, 5024, 5776, 5966, 11552, 11932, 23864, 47728, 56677, 95456, 113354, 226708, 453416, 906832, 1813664]

約数ペア:

[(1, 1813664), (2, 906832), (4, 453416), (8, 226708), (16, 113354), (19, 95456), (32, 56677), (38, 47728), (76, 23864), (152, 11932), (157, 11552), (304, 5966), (314, 5776), (361, 5024), (608, 2983), (628, 2888), (722, 2512), (1256, 1444)]