20451134

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{191}}^1$

素因数の和:392

約数の個数: 32

約数和(自身を含む): 34947072

約数和(自身を除く): 14495938

約数列:

[1, 2, 11, 22, 31, 62, 157, 191, 314, 341, 382, 682, 1727, 2101, 3454, 4202, 4867, 5921, 9734, 11842, 29987, 53537, 59974, 65131, 107074, 130262, 329857, 659714, 929597, 1859194, 10225567, 20451134]

約数ペア:

[(1, 20451134), (2, 10225567), (11, 1859194), (22, 929597), (31, 659714), (62, 329857), (157, 130262), (191, 107074), (314, 65131), (341, 59974), (382, 53537), (682, 29987), (1727, 11842), (2101, 9734), (3454, 5921), (4202, 4867)]