20159463742

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{261587}}^1$

素因数の和:261744

約数の個数: 32

約数和(自身を含む): 34353828864

約数和(自身を除く): 14194365122

約数列:

[1, 2, 11, 22, 31, 62, 113, 226, 341, 682, 1243, 2486, 3503, 7006, 38533, 77066, 261587, 523174, 2877457, 5754914, 8109197, 16218394, 29559331, 59118662, 89201167, 178402334, 325152641, 650305282, 916339261, 1832678522, 10079731871, 20159463742]

約数ペア:

[(1, 20159463742), (2, 10079731871), (11, 1832678522), (22, 916339261), (31, 650305282), (62, 325152641), (113, 178402334), (226, 89201167), (341, 59118662), (682, 29559331), (1243, 16218394), (2486, 8109197), (3503, 5754914), (7006, 2877457), (38533, 523174), (77066, 261587)]