20187978672

素因数分解:

$2^4\times 3^1\times {\mathrm{8387}}^1\times {\mathrm{50147}}^1$

素因数の和:58545

約数の個数: 40

約数和(自身を含む): 52159536576

約数和(自身を除く): 31971557904

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 8387, 16774, 25161, 33548, 50147, 50322, 67096, 100294, 100644, 134192, 150441, 200588, 201288, 300882, 401176, 402576, 601764, 802352, 1203528, 2407056, 420582889, 841165778, 1261748667, 1682331556, 2523497334, 3364663112, 5046994668, 6729326224, 10093989336, 20187978672]

約数ペア:

[(1, 20187978672), (2, 10093989336), (3, 6729326224), (4, 5046994668), (6, 3364663112), (8, 2523497334), (12, 1682331556), (16, 1261748667), (24, 841165778), (48, 420582889), (8387, 2407056), (16774, 1203528), (25161, 802352), (33548, 601764), (50147, 402576), (50322, 401176), (67096, 300882), (100294, 201288), (100644, 200588), (134192, 150441)]