20153720905

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{3306599}}^1$

素因数の和:3306680

約数の個数: 16

約数和(自身を含む): 25712121600

約数和(自身を除く): 5558400695

約数列:

[1, 5, 23, 53, 115, 265, 1219, 6095, 3306599, 16532995, 76051777, 175249747, 380258885, 876248735, 4030744181, 20153720905]

約数ペア:

[(1, 20153720905), (5, 4030744181), (23, 876248735), (53, 380258885), (115, 175249747), (265, 76051777), (1219, 16532995), (6095, 3306599)]