20512120694

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{241}}^1\times {\mathrm{24989}}^1$

素因数の和:25376

約数の個数: 32

約数和(自身を含む): 33527783520

約数和(自身を除く): 13015662826

約数列:

[1, 2, 13, 26, 131, 241, 262, 482, 1703, 3133, 3406, 6266, 24989, 31571, 49978, 63142, 324857, 410423, 649714, 820846, 3273559, 6022349, 6547118, 12044698, 42556267, 78290537, 85112534, 156581074, 788927719, 1577855438, 10256060347, 20512120694]

約数ペア:

[(1, 20512120694), (2, 10256060347), (13, 1577855438), (26, 788927719), (131, 156581074), (241, 85112534), (262, 78290537), (482, 42556267), (1703, 12044698), (3133, 6547118), (3406, 6022349), (6266, 3273559), (24989, 820846), (31571, 649714), (49978, 410423), (63142, 324857)]