20745099

素因数分解:

$3^3\times {\mathrm{89}}^2\times {\mathrm{97}}^1$

素因数の和:284

約数の個数: 24

約数和(自身を含む): 31403120

約数和(自身を除く): 10658021

約数列:

[1, 3, 9, 27, 89, 97, 267, 291, 801, 873, 2403, 2619, 7921, 8633, 23763, 25899, 71289, 77697, 213867, 233091, 768337, 2305011, 6915033, 20745099]

約数ペア:

[(1, 20745099), (3, 6915033), (9, 2305011), (27, 768337), (89, 233091), (97, 213867), (267, 77697), (291, 71289), (801, 25899), (873, 23763), (2403, 8633), (2619, 7921)]