20177860076

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{1291}}^1\times {\mathrm{2797}}^1$

素因数の和:4230

約数の個数: 48

約数和(自身を含む): 38868652032

約数和(自身を除く): 18690791956

約数列:

[1, 2, 4, 11, 22, 44, 127, 254, 508, 1291, 1397, 2582, 2794, 2797, 5164, 5588, 5594, 11188, 14201, 28402, 30767, 56804, 61534, 123068, 163957, 327914, 355219, 655828, 710438, 1420876, 1803527, 3607054, 3610927, 3907409, 7214108, 7221854, 7814818, 14443708, 15629636, 39720197, 79440394, 158880788, 458587729, 917175458, 1834350916, 5044465019, 10088930038, 20177860076]

約数ペア:

[(1, 20177860076), (2, 10088930038), (4, 5044465019), (11, 1834350916), (22, 917175458), (44, 458587729), (127, 158880788), (254, 79440394), (508, 39720197), (1291, 15629636), (1397, 14443708), (2582, 7814818), (2794, 7221854), (2797, 7214108), (5164, 3907409), (5588, 3610927), (5594, 3607054), (11188, 1803527), (14201, 1420876), (28402, 710438), (30767, 655828), (56804, 355219), (61534, 327914), (123068, 163957)]