20224768

素因数分解:

$2^8\times {\mathrm{199}}^1\times {\mathrm{397}}^1$

素因数の和:612

約数の個数: 36

約数和(自身を含む): 40675600

約数和(自身を除く): 20450832

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 199, 256, 397, 398, 794, 796, 1588, 1592, 3176, 3184, 6352, 6368, 12704, 12736, 25408, 25472, 50816, 50944, 79003, 101632, 158006, 316012, 632024, 1264048, 2528096, 5056192, 10112384, 20224768]

約数ペア:

[(1, 20224768), (2, 10112384), (4, 5056192), (8, 2528096), (16, 1264048), (32, 632024), (64, 316012), (128, 158006), (199, 101632), (256, 79003), (397, 50944), (398, 50816), (794, 25472), (796, 25408), (1588, 12736), (1592, 12704), (3176, 6368), (3184, 6352)]