19739126

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{281}}^1$

素因数の和:428

約数の個数: 32

約数和(自身を含む): 33785856

約数和(自身を除く): 14046730

約数列:

[1, 2, 11, 22, 31, 62, 103, 206, 281, 341, 562, 682, 1133, 2266, 3091, 3193, 6182, 6386, 8711, 17422, 28943, 35123, 57886, 70246, 95821, 191642, 318373, 636746, 897233, 1794466, 9869563, 19739126]

約数ペア:

[(1, 19739126), (2, 9869563), (11, 1794466), (22, 897233), (31, 636746), (62, 318373), (103, 191642), (206, 95821), (281, 70246), (341, 57886), (562, 35123), (682, 28943), (1133, 17422), (2266, 8711), (3091, 6386), (3193, 6182)]