18875928

素因数分解:

$2^3\times 3^1\times {\mathrm{457}}^1\times {\mathrm{1721}}^1$

素因数の和:2187

約数の個数: 32

約数和(自身を含む): 47320560

約数和(自身を除く): 28444632

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 457, 914, 1371, 1721, 1828, 2742, 3442, 3656, 5163, 5484, 6884, 10326, 10968, 13768, 20652, 41304, 786497, 1572994, 2359491, 3145988, 4718982, 6291976, 9437964, 18875928]

約数ペア:

[(1, 18875928), (2, 9437964), (3, 6291976), (4, 4718982), (6, 3145988), (8, 2359491), (12, 1572994), (24, 786497), (457, 41304), (914, 20652), (1371, 13768), (1721, 10968), (1828, 10326), (2742, 6884), (3442, 5484), (3656, 5163)]