1999461584

素因数分解:

$2^4\times {\mathrm{127}}^1\times {\mathrm{983987}}^1$

素因数の和:984122

約数の個数: 20

約数和(自身を含む): 3904464384

約数和(自身を除く): 1905002800

約数列:

[1, 2, 4, 8, 16, 127, 254, 508, 1016, 2032, 983987, 1967974, 3935948, 7871896, 15743792, 124966349, 249932698, 499865396, 999730792, 1999461584]

約数ペア:

[(1, 1999461584), (2, 999730792), (4, 499865396), (8, 249932698), (16, 124966349), (127, 15743792), (254, 7871896), (508, 3935948), (1016, 1967974), (2032, 983987)]