20814768

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{11119}}^1$

素因数の和:11146

約数の個数: 60

約数和(自身を含む): 62739040

約数和(自身を除く): 41924272

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 117, 144, 156, 208, 234, 312, 468, 624, 936, 1872, 11119, 22238, 33357, 44476, 66714, 88952, 100071, 133428, 144547, 177904, 200142, 266856, 289094, 400284, 433641, 533712, 578188, 800568, 867282, 1156376, 1300923, 1601136, 1734564, 2312752, 2601846, 3469128, 5203692, 6938256, 10407384, 20814768]

約数ペア:

[(1, 20814768), (2, 10407384), (3, 6938256), (4, 5203692), (6, 3469128), (8, 2601846), (9, 2312752), (12, 1734564), (13, 1601136), (16, 1300923), (18, 1156376), (24, 867282), (26, 800568), (36, 578188), (39, 533712), (48, 433641), (52, 400284), (72, 289094), (78, 266856), (104, 200142), (117, 177904), (144, 144547), (156, 133428), (208, 100071), (234, 88952), (312, 66714), (468, 44476), (624, 33357), (936, 22238), (1872, 11119)]