20700045

素因数分解:

$3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{7541}}^1$

素因数の和:7613

約数の個数: 24

約数和(自身を含む): 36473112

約数和(自身を除く): 15773067

約数列:

[1, 3, 5, 9, 15, 45, 61, 183, 305, 549, 915, 2745, 7541, 22623, 37705, 67869, 113115, 339345, 460001, 1380003, 2300005, 4140009, 6900015, 20700045]

約数ペア:

[(1, 20700045), (3, 6900015), (5, 4140009), (9, 2300005), (15, 1380003), (45, 460001), (61, 339345), (183, 113115), (305, 67869), (549, 37705), (915, 22623), (2745, 7541)]