20709576724

素因数分解:

$2^2\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{491}}^1\times {\mathrm{1429}}^1$

素因数の和:2128

約数の個数: 48

約数和(自身を含む): 37350593280

約数和(自身を除く): 16641016556

約数列:

[1, 2, 4, 47, 94, 157, 188, 314, 491, 628, 982, 1429, 1964, 2858, 5716, 7379, 14758, 23077, 29516, 46154, 67163, 77087, 92308, 134326, 154174, 224353, 268652, 308348, 448706, 701639, 897412, 1403278, 2806556, 3623089, 7246178, 10544591, 14492356, 21089182, 32977033, 42178364, 65954066, 110157323, 131908132, 220314646, 440629292, 5177394181, 10354788362, 20709576724]

約数ペア:

[(1, 20709576724), (2, 10354788362), (4, 5177394181), (47, 440629292), (94, 220314646), (157, 131908132), (188, 110157323), (314, 65954066), (491, 42178364), (628, 32977033), (982, 21089182), (1429, 14492356), (1964, 10544591), (2858, 7246178), (5716, 3623089), (7379, 2806556), (14758, 1403278), (23077, 897412), (29516, 701639), (46154, 448706), (67163, 308348), (77087, 268652), (92308, 224353), (134326, 154174)]