20163126914

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{148339}}^1$

素因数の和:148447

約数の個数: 48

約数和(自身を含む): 37541887200

約数和(自身を除く): 17378760286

約数列:

[1, 2, 7, 14, 19, 38, 49, 73, 98, 133, 146, 266, 511, 931, 1022, 1387, 1862, 2774, 3577, 7154, 9709, 19418, 67963, 135926, 148339, 296678, 1038373, 2076746, 2818441, 5636882, 7268611, 10828747, 14537222, 19729087, 21657494, 39458174, 75801229, 138103609, 151602458, 205746193, 276207218, 411492386, 530608603, 1061217206, 1440223351, 2880446702, 10081563457, 20163126914]

約数ペア:

[(1, 20163126914), (2, 10081563457), (7, 2880446702), (14, 1440223351), (19, 1061217206), (38, 530608603), (49, 411492386), (73, 276207218), (98, 205746193), (133, 151602458), (146, 138103609), (266, 75801229), (511, 39458174), (931, 21657494), (1022, 19729087), (1387, 14537222), (1862, 10828747), (2774, 7268611), (3577, 5636882), (7154, 2818441), (9709, 2076746), (19418, 1038373), (67963, 296678), (135926, 148339)]