20254365

素因数分解:

$3^2\times 5^1\times {\mathrm{659}}^1\times {\mathrm{683}}^1$

素因数の和:1353

約数の個数: 24

約数和(自身を含む): 35212320

約数和(自身を除く): 14957955

約数列:

[1, 3, 5, 9, 15, 45, 659, 683, 1977, 2049, 3295, 3415, 5931, 6147, 9885, 10245, 29655, 30735, 450097, 1350291, 2250485, 4050873, 6751455, 20254365]

約数ペア:

[(1, 20254365), (3, 6751455), (5, 4050873), (9, 2250485), (15, 1350291), (45, 450097), (659, 30735), (683, 29655), (1977, 10245), (2049, 9885), (3295, 6147), (3415, 5931)]