20138506824

素因数分解:

$2^3\times 3^1\times {\mathrm{43}}^1\times {\mathrm{19514057}}^1$

素因数の和:19514109

約数の個数: 32

約数和(自身を含む): 51517113120

約数和(自身を除く): 31378606296

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 43, 86, 129, 172, 258, 344, 516, 1032, 19514057, 39028114, 58542171, 78056228, 117084342, 156112456, 234168684, 468337368, 839104451, 1678208902, 2517313353, 3356417804, 5034626706, 6712835608, 10069253412, 20138506824]

約数ペア:

[(1, 20138506824), (2, 10069253412), (3, 6712835608), (4, 5034626706), (6, 3356417804), (8, 2517313353), (12, 1678208902), (24, 839104451), (43, 468337368), (86, 234168684), (129, 156112456), (172, 117084342), (258, 78056228), (344, 58542171), (516, 39028114), (1032, 19514057)]