18491774

素因数分解:

$2^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{179}}^1$

素因数の和:392

約数の個数: 32

約数和(自身を含む): 32762880

約数和(自身を除く): 14271106

約数列:

[1, 2, 7, 14, 47, 94, 157, 179, 314, 329, 358, 658, 1099, 1253, 2198, 2506, 7379, 8413, 14758, 16826, 28103, 51653, 56206, 58891, 103306, 117782, 196721, 393442, 1320841, 2641682, 9245887, 18491774]

約数ペア:

[(1, 18491774), (2, 9245887), (7, 2641682), (14, 1320841), (47, 393442), (94, 196721), (157, 117782), (179, 103306), (314, 58891), (329, 56206), (358, 51653), (658, 28103), (1099, 16826), (1253, 14758), (2198, 8413), (2506, 7379)]