19946736

素因数分解:

$2^4\times 3^4\times {\mathrm{15391}}^1$

素因数の和:15411

約数の個数: 50

約数和(自身を含む): 57735392

約数和(自身を除く): 37788656

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 81, 108, 144, 162, 216, 324, 432, 648, 1296, 15391, 30782, 46173, 61564, 92346, 123128, 138519, 184692, 246256, 277038, 369384, 415557, 554076, 738768, 831114, 1108152, 1246671, 1662228, 2216304, 2493342, 3324456, 4986684, 6648912, 9973368, 19946736]

約数ペア:

[(1, 19946736), (2, 9973368), (3, 6648912), (4, 4986684), (6, 3324456), (8, 2493342), (9, 2216304), (12, 1662228), (16, 1246671), (18, 1108152), (24, 831114), (27, 738768), (36, 554076), (48, 415557), (54, 369384), (72, 277038), (81, 246256), (108, 184692), (144, 138519), (162, 123128), (216, 92346), (324, 61564), (432, 46173), (648, 30782), (1296, 15391)]