20204972942

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{241}}^1\times {\mathrm{544403}}^1$

素因数の和:544664

約数の個数: 32

約数和(自身を含む): 37942781184

約数和(自身を除く): 17737808242

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 241, 482, 1687, 2651, 3374, 5302, 18557, 37114, 544403, 1088806, 3810821, 5988433, 7621642, 11976866, 41919031, 83838062, 131201123, 262402246, 918407861, 1443212353, 1836815722, 2886424706, 10102486471, 20204972942]

約数ペア:

[(1, 20204972942), (2, 10102486471), (7, 2886424706), (11, 1836815722), (14, 1443212353), (22, 918407861), (77, 262402246), (154, 131201123), (241, 83838062), (482, 41919031), (1687, 11976866), (2651, 7621642), (3374, 5988433), (5302, 3810821), (18557, 1088806), (37114, 544403)]