20121584

素因数分解:

$2^4\times 7^1\times {\mathrm{179657}}^1$

素因数の和:179672

約数の個数: 20

約数和(自身を含む): 44555184

約数和(自身を除く): 24433600

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 179657, 359314, 718628, 1257599, 1437256, 2515198, 2874512, 5030396, 10060792, 20121584]

約数ペア:

[(1, 20121584), (2, 10060792), (4, 5030396), (7, 2874512), (8, 2515198), (14, 1437256), (16, 1257599), (28, 718628), (56, 359314), (112, 179657)]