20345156612

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{142757}}^1$

素因数の和:142892

約数の個数: 48

約数和(自身を含む): 40292017920

約数和(自身を除く): 19946861308

約数列:

[1, 2, 4, 11, 22, 41, 44, 79, 82, 158, 164, 316, 451, 869, 902, 1738, 1804, 3239, 3476, 6478, 12956, 35629, 71258, 142516, 142757, 285514, 571028, 1570327, 3140654, 5853037, 6281308, 11277803, 11706074, 22555606, 23412148, 45111212, 64383407, 124055833, 128766814, 248111666, 257533628, 462389923, 496223332, 924779846, 1849559692, 5086289153, 10172578306, 20345156612]

約数ペア:

[(1, 20345156612), (2, 10172578306), (4, 5086289153), (11, 1849559692), (22, 924779846), (41, 496223332), (44, 462389923), (79, 257533628), (82, 248111666), (158, 128766814), (164, 124055833), (316, 64383407), (451, 45111212), (869, 23412148), (902, 22555606), (1738, 11706074), (1804, 11277803), (3239, 6281308), (3476, 5853037), (6478, 3140654), (12956, 1570327), (35629, 571028), (71258, 285514), (142516, 142757)]