18290746

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{211}}^1\times {\mathrm{487}}^1$

素因数の和:789

約数の個数: 16

約数和(自身を含む): 27933120

約数和(自身を除く): 9642374

約数列:

[1, 2, 89, 178, 211, 422, 487, 974, 18779, 37558, 43343, 86686, 102757, 205514, 9145373, 18290746]

約数ペア:

[(1, 18290746), (2, 9145373), (89, 205514), (178, 102757), (211, 86686), (422, 43343), (487, 37558), (974, 18779)]