20357664

素因数分解:

$2^5\times 3^1\times {\mathrm{19}}^1\times {\mathrm{11161}}^1$

素因数の和:11193

約数の個数: 48

約数和(自身を含む): 56256480

約数和(自身を除く): 35898816

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 38, 48, 57, 76, 96, 114, 152, 228, 304, 456, 608, 912, 1824, 11161, 22322, 33483, 44644, 66966, 89288, 133932, 178576, 212059, 267864, 357152, 424118, 535728, 636177, 848236, 1071456, 1272354, 1696472, 2544708, 3392944, 5089416, 6785888, 10178832, 20357664]

約数ペア:

[(1, 20357664), (2, 10178832), (3, 6785888), (4, 5089416), (6, 3392944), (8, 2544708), (12, 1696472), (16, 1272354), (19, 1071456), (24, 848236), (32, 636177), (38, 535728), (48, 424118), (57, 357152), (76, 267864), (96, 212059), (114, 178576), (152, 133932), (228, 89288), (304, 66966), (456, 44644), (608, 33483), (912, 22322), (1824, 11161)]