20173875

素因数分解:

$3^1\times 5^3\times {\mathrm{23}}^1\times {\mathrm{2339}}^1$

素因数の和:2380

約数の個数: 32

約数和(自身を含む): 35043840

約数和(自身を除く): 14869965

約数列:

[1, 3, 5, 15, 23, 25, 69, 75, 115, 125, 345, 375, 575, 1725, 2339, 2875, 7017, 8625, 11695, 35085, 53797, 58475, 161391, 175425, 268985, 292375, 806955, 877125, 1344925, 4034775, 6724625, 20173875]

約数ペア:

[(1, 20173875), (3, 6724625), (5, 4034775), (15, 1344925), (23, 877125), (25, 806955), (69, 292375), (75, 268985), (115, 175425), (125, 161391), (345, 58475), (375, 53797), (575, 35085), (1725, 11695), (2339, 8625), (2875, 7017)]