20474615

素因数分解:

$5^1\times 7^1\times {\mathrm{503}}^1\times {\mathrm{1163}}^1$

素因数の和:1678

約数の個数: 16

約数和(自身を含む): 28159488

約数和(自身を除く): 7684873

約数列:

[1, 5, 7, 35, 503, 1163, 2515, 3521, 5815, 8141, 17605, 40705, 584989, 2924945, 4094923, 20474615]

約数ペア:

[(1, 20474615), (5, 4094923), (7, 2924945), (35, 584989), (503, 40705), (1163, 17605), (2515, 8141), (3521, 5815)]