20915758068

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^2\times {\mathrm{337}}^1\times {\mathrm{14327}}^1$

素因数の和:14709

約数の個数: 72

約数和(自身を含む): 51663673152

約数和(自身を除く): 30747915084

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 228, 337, 361, 674, 722, 1011, 1083, 1348, 1444, 2022, 2166, 4044, 4332, 6403, 12806, 14327, 19209, 25612, 28654, 38418, 42981, 57308, 76836, 85962, 121657, 171924, 243314, 272213, 364971, 486628, 544426, 729942, 816639, 1088852, 1459884, 1633278, 3266556, 4828199, 5172047, 9656398, 10344094, 14484597, 15516141, 19312796, 20688188, 28969194, 31032282, 57938388, 62064564, 91735781, 183471562, 275207343, 366943124, 550414686, 1100829372, 1742979839, 3485959678, 5228939517, 6971919356, 10457879034, 20915758068]

約数ペア:

[(1, 20915758068), (2, 10457879034), (3, 6971919356), (4, 5228939517), (6, 3485959678), (12, 1742979839), (19, 1100829372), (38, 550414686), (57, 366943124), (76, 275207343), (114, 183471562), (228, 91735781), (337, 62064564), (361, 57938388), (674, 31032282), (722, 28969194), (1011, 20688188), (1083, 19312796), (1348, 15516141), (1444, 14484597), (2022, 10344094), (2166, 9656398), (4044, 5172047), (4332, 4828199), (6403, 3266556), (12806, 1633278), (14327, 1459884), (19209, 1088852), (25612, 816639), (28654, 729942), (38418, 544426), (42981, 486628), (57308, 364971), (76836, 272213), (85962, 243314), (121657, 171924)]