20286375

素因数分解:

$3^1\times 5^3\times {\mathrm{47}}^1\times {\mathrm{1151}}^1$

素因数の和:1216

約数の個数: 32

約数和(自身を含む): 34504704

約数和(自身を除く): 14218329

約数列:

[1, 3, 5, 15, 25, 47, 75, 125, 141, 235, 375, 705, 1151, 1175, 3453, 3525, 5755, 5875, 17265, 17625, 28775, 54097, 86325, 143875, 162291, 270485, 431625, 811455, 1352425, 4057275, 6762125, 20286375]

約数ペア:

[(1, 20286375), (3, 6762125), (5, 4057275), (15, 1352425), (25, 811455), (47, 431625), (75, 270485), (125, 162291), (141, 143875), (235, 86325), (375, 54097), (705, 28775), (1151, 17625), (1175, 17265), (3453, 5875), (3525, 5755)]