20750907

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{4987}}^1$

素因数の和:5082

約数の個数: 16

約数和(自身を含む): 29528960

約数和(自身を除く): 8778053

約数列:

[1, 3, 19, 57, 73, 219, 1387, 4161, 4987, 14961, 94753, 284259, 364051, 1092153, 6916969, 20750907]

約数ペア:

[(1, 20750907), (3, 6916969), (19, 1092153), (57, 364051), (73, 284259), (219, 94753), (1387, 14961), (4161, 4987)]