18999968

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{45673}}^1$

素因数の和:45696

約数の個数: 24

約数和(自身を含む): 40284468

約数和(自身を除く): 21284500

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 45673, 91346, 182692, 365384, 593749, 730768, 1187498, 1461536, 2374996, 4749992, 9499984, 18999968]

約数ペア:

[(1, 18999968), (2, 9499984), (4, 4749992), (8, 2374996), (13, 1461536), (16, 1187498), (26, 730768), (32, 593749), (52, 365384), (104, 182692), (208, 91346), (416, 45673)]