19745368

素因数分解:

$2^3\times {\mathrm{83}}^1\times {\mathrm{131}}^1\times {\mathrm{227}}^1$

素因数の和:447

約数の個数: 32

約数和(自身を含む): 37920960

約数和(自身を除く): 18175592

約数列:

[1, 2, 4, 8, 83, 131, 166, 227, 262, 332, 454, 524, 664, 908, 1048, 1816, 10873, 18841, 21746, 29737, 37682, 43492, 59474, 75364, 86984, 118948, 150728, 237896, 2468171, 4936342, 9872684, 19745368]

約数ペア:

[(1, 19745368), (2, 9872684), (4, 4936342), (8, 2468171), (83, 237896), (131, 150728), (166, 118948), (227, 86984), (262, 75364), (332, 59474), (454, 43492), (524, 37682), (664, 29737), (908, 21746), (1048, 18841), (1816, 10873)]