20119078

素因数分解:

$2^1\times 7^1\times {\mathrm{359}}^1\times {\mathrm{4003}}^1$

素因数の和:4371

約数の個数: 16

約数和(自身を含む): 34594560

約数和(自身を除く): 14475482

約数列:

[1, 2, 7, 14, 359, 718, 2513, 4003, 5026, 8006, 28021, 56042, 1437077, 2874154, 10059539, 20119078]

約数ペア:

[(1, 20119078), (2, 10059539), (7, 2874154), (14, 1437077), (359, 56042), (718, 28021), (2513, 8006), (4003, 5026)]