2045491408

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{7520189}}^1$

素因数の和:7520214

約数の個数: 20

約数和(自身を含む): 4196266020

約数和(自身を除く): 2150774612

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 7520189, 15040378, 30080756, 60161512, 120323024, 127843213, 255686426, 511372852, 1022745704, 2045491408]

約数ペア:

[(1, 2045491408), (2, 1022745704), (4, 511372852), (8, 255686426), (16, 127843213), (17, 120323024), (34, 60161512), (68, 30080756), (136, 15040378), (272, 7520189)]