20590635

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{4591}}^1$

素因数の和:4635

約数の個数: 32

約数和(自身を含む): 37029888

約数和(自身を除く): 16439253

約数列:

[1, 3, 5, 13, 15, 23, 39, 65, 69, 115, 195, 299, 345, 897, 1495, 4485, 4591, 13773, 22955, 59683, 68865, 105593, 179049, 298415, 316779, 527965, 895245, 1372709, 1583895, 4118127, 6863545, 20590635]

約数ペア:

[(1, 20590635), (3, 6863545), (5, 4118127), (13, 1583895), (15, 1372709), (23, 895245), (39, 527965), (65, 316779), (69, 298415), (115, 179049), (195, 105593), (299, 68865), (345, 59683), (897, 22955), (1495, 13773), (4485, 4591)]