18409874

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{18521}}^1$

素因数の和:18601

約数の個数: 16

約数和(自身を含む): 32006016

約数和(自身を除く): 13596142

約数列:

[1, 2, 7, 14, 71, 142, 497, 994, 18521, 37042, 129647, 259294, 1314991, 2629982, 9204937, 18409874]

約数ペア:

[(1, 18409874), (2, 9204937), (7, 2629982), (14, 1314991), (71, 259294), (142, 129647), (497, 37042), (994, 18521)]