19537738

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1087}}^1$

素因数の和:1162

約数の個数: 32

約数和(自身を含む): 34467840

約数和(自身を除く): 14930102

約数列:

[1, 2, 11, 19, 22, 38, 43, 86, 209, 418, 473, 817, 946, 1087, 1634, 2174, 8987, 11957, 17974, 20653, 23914, 41306, 46741, 93482, 227183, 454366, 514151, 888079, 1028302, 1776158, 9768869, 19537738]

約数ペア:

[(1, 19537738), (2, 9768869), (11, 1776158), (19, 1028302), (22, 888079), (38, 514151), (43, 454366), (86, 227183), (209, 93482), (418, 46741), (473, 41306), (817, 23914), (946, 20653), (1087, 17974), (1634, 11957), (2174, 8987)]