20726842056

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{745141}}^1$

素因数の和:745230

約数の個数: 64

約数和(自身を含む): 55438564800

約数和(自身を除く): 34711722744

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 57, 61, 76, 114, 122, 152, 183, 228, 244, 366, 456, 488, 732, 1159, 1464, 2318, 3477, 4636, 6954, 9272, 13908, 27816, 745141, 1490282, 2235423, 2980564, 4470846, 5961128, 8941692, 14157679, 17883384, 28315358, 42473037, 45453601, 56630716, 84946074, 90907202, 113261432, 136360803, 169892148, 181814404, 272721606, 339784296, 363628808, 545443212, 863618419, 1090886424, 1727236838, 2590855257, 3454473676, 5181710514, 6908947352, 10363421028, 20726842056]

約数ペア:

[(1, 20726842056), (2, 10363421028), (3, 6908947352), (4, 5181710514), (6, 3454473676), (8, 2590855257), (12, 1727236838), (19, 1090886424), (24, 863618419), (38, 545443212), (57, 363628808), (61, 339784296), (76, 272721606), (114, 181814404), (122, 169892148), (152, 136360803), (183, 113261432), (228, 90907202), (244, 84946074), (366, 56630716), (456, 45453601), (488, 42473037), (732, 28315358), (1159, 17883384), (1464, 14157679), (2318, 8941692), (3477, 5961128), (4636, 4470846), (6954, 2980564), (9272, 2235423), (13908, 1490282), (27816, 745141)]