18313786

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{3491}}^1$

素因数の和:3597

約数の個数: 16

約数和(自身を含む): 28578528

約数和(自身を除く): 10264742

約数列:

[1, 2, 43, 61, 86, 122, 2623, 3491, 5246, 6982, 150113, 212951, 300226, 425902, 9156893, 18313786]

約数ペア:

[(1, 18313786), (2, 9156893), (43, 425902), (61, 300226), (86, 212951), (122, 150113), (2623, 6982), (3491, 5246)]