18650654

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:137

約数の個数: 64

約数和(自身を含む): 34836480

約数和(自身を除く): 16185826

約数列:

[1, 2, 11, 22, 23, 29, 31, 41, 46, 58, 62, 82, 253, 319, 341, 451, 506, 638, 667, 682, 713, 899, 902, 943, 1189, 1271, 1334, 1426, 1798, 1886, 2378, 2542, 7337, 7843, 9889, 10373, 13079, 13981, 14674, 15686, 19778, 20677, 20746, 26158, 27347, 27962, 29233, 36859, 41354, 54694, 58466, 73718, 227447, 300817, 321563, 405449, 454894, 601634, 643126, 810898, 847757, 1695514, 9325327, 18650654]

約数ペア:

[(1, 18650654), (2, 9325327), (11, 1695514), (22, 847757), (23, 810898), (29, 643126), (31, 601634), (41, 454894), (46, 405449), (58, 321563), (62, 300817), (82, 227447), (253, 73718), (319, 58466), (341, 54694), (451, 41354), (506, 36859), (638, 29233), (667, 27962), (682, 27347), (713, 26158), (899, 20746), (902, 20677), (943, 19778), (1189, 15686), (1271, 14674), (1334, 13981), (1426, 13079), (1798, 10373), (1886, 9889), (2378, 7843), (2542, 7337)]