20131886805

素因数分解:

$3^1\times 5^1\times {\mathrm{311}}^1\times {\mathrm{1997}}^1\times {\mathrm{2161}}^1$

素因数の和:4477

約数の個数: 32

約数和(自身を含む): 32345733888

約数和(自身を除く): 12213847083

約数列:

[1, 3, 5, 15, 311, 933, 1555, 1997, 2161, 4665, 5991, 6483, 9985, 10805, 29955, 32415, 621067, 672071, 1863201, 2016213, 3105335, 3360355, 4315517, 9316005, 10081065, 12946551, 21577585, 64732755, 1342125787, 4026377361, 6710628935, 20131886805]

約数ペア:

[(1, 20131886805), (3, 6710628935), (5, 4026377361), (15, 1342125787), (311, 64732755), (933, 21577585), (1555, 12946551), (1997, 10081065), (2161, 9316005), (4665, 4315517), (5991, 3360355), (6483, 3105335), (9985, 2016213), (10805, 1863201), (29955, 672071), (32415, 621067)]