20537994

素因数分解:

$2^1\times 3^1\times {\mathrm{103}}^1\times {\mathrm{167}}^1\times {\mathrm{199}}^1$

素因数の和:474

約数の個数: 32

約数和(自身を含む): 41932800

約数和(自身を除く): 21394806

約数列:

[1, 2, 3, 6, 103, 167, 199, 206, 309, 334, 398, 501, 597, 618, 1002, 1194, 17201, 20497, 33233, 34402, 40994, 51603, 61491, 66466, 99699, 103206, 122982, 199398, 3422999, 6845998, 10268997, 20537994]

約数ペア:

[(1, 20537994), (2, 10268997), (3, 6845998), (6, 3422999), (103, 199398), (167, 122982), (199, 103206), (206, 99699), (309, 66466), (334, 61491), (398, 51603), (501, 40994), (597, 34402), (618, 33233), (1002, 20497), (1194, 17201)]