20401494

素因数分解:

$2^1\times 3^1\times {\mathrm{389}}^1\times {\mathrm{8741}}^1$

素因数の和:9135

約数の個数: 16

約数和(自身を含む): 40912560

約数和(自身を除く): 20511066

約数列:

[1, 2, 3, 6, 389, 778, 1167, 2334, 8741, 17482, 26223, 52446, 3400249, 6800498, 10200747, 20401494]

約数ペア:

[(1, 20401494), (2, 10200747), (3, 6800498), (6, 3400249), (389, 52446), (778, 26223), (1167, 17482), (2334, 8741)]