20175892208

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{4721}}^1\times {\mathrm{7219}}^1$

素因数の和:11985

約数の個数: 40

約数和(自身を含む): 40161365520

約数和(自身を除く): 19985473312

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 4721, 7219, 9442, 14438, 18884, 28876, 37768, 57752, 75536, 115504, 174677, 267103, 349354, 534206, 698708, 1068412, 1397416, 2136824, 2794832, 4273648, 34080899, 68161798, 136323596, 272647192, 545294384, 1260993263, 2521986526, 5043973052, 10087946104, 20175892208]

約数ペア:

[(1, 20175892208), (2, 10087946104), (4, 5043973052), (8, 2521986526), (16, 1260993263), (37, 545294384), (74, 272647192), (148, 136323596), (296, 68161798), (592, 34080899), (4721, 4273648), (7219, 2794832), (9442, 2136824), (14438, 1397416), (18884, 1068412), (28876, 698708), (37768, 534206), (57752, 349354), (75536, 267103), (115504, 174677)]