19952008

素因数分解:

$2^3\times {\mathrm{953}}^1\times {\mathrm{2617}}^1$

素因数の和:3576

約数の個数: 16

約数和(自身を含む): 37463580

約数和(自身を除く): 17511572

約数列:

[1, 2, 4, 8, 953, 1906, 2617, 3812, 5234, 7624, 10468, 20936, 2494001, 4988002, 9976004, 19952008]

約数ペア:

[(1, 19952008), (2, 9976004), (4, 4988002), (8, 2494001), (953, 20936), (1906, 10468), (2617, 7624), (3812, 5234)]