20111744

素因数分解:

$2^7\times {\mathrm{71}}^1\times {\mathrm{2213}}^1$

素因数の和:2298

約数の個数: 32

約数和(自身を含む): 40649040

約数和(自身を除く): 20537296

約数列:

[1, 2, 4, 8, 16, 32, 64, 71, 128, 142, 284, 568, 1136, 2213, 2272, 4426, 4544, 8852, 9088, 17704, 35408, 70816, 141632, 157123, 283264, 314246, 628492, 1256984, 2513968, 5027936, 10055872, 20111744]

約数ペア:

[(1, 20111744), (2, 10055872), (4, 5027936), (8, 2513968), (16, 1256984), (32, 628492), (64, 314246), (71, 283264), (128, 157123), (142, 141632), (284, 70816), (568, 35408), (1136, 17704), (2213, 9088), (2272, 8852), (4426, 4544)]