20523990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{36007}}^1$

素因数の和:36036

約数の個数: 32

約数和(自身を含む): 51851520

約数和(自身を除く): 31327530

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 190, 285, 570, 36007, 72014, 108021, 180035, 216042, 360070, 540105, 684133, 1080210, 1368266, 2052399, 3420665, 4104798, 6841330, 10261995, 20523990]

約数ペア:

[(1, 20523990), (2, 10261995), (3, 6841330), (5, 4104798), (6, 3420665), (10, 2052399), (15, 1368266), (19, 1080210), (30, 684133), (38, 540105), (57, 360070), (95, 216042), (114, 180035), (190, 108021), (285, 72014), (570, 36007)]