20163786645

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{18933133}}^1$

素因数の和:18933212

約数の個数: 16

約数和(自身を含む): 32716455552

約数和(自身を除く): 12552668907

約数列:

[1, 3, 5, 15, 71, 213, 355, 1065, 18933133, 56799399, 94665665, 283996995, 1344252443, 4032757329, 6721262215, 20163786645]

約数ペア:

[(1, 20163786645), (3, 6721262215), (5, 4032757329), (15, 1344252443), (71, 283996995), (213, 94665665), (355, 56799399), (1065, 18933133)]