17988806

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{487}}^1$

素因数の和:596

約数の個数: 32

約数和(自身を含む): 31200768

約数和(自身を除く): 13211962

約数列:

[1, 2, 11, 22, 23, 46, 73, 146, 253, 487, 506, 803, 974, 1606, 1679, 3358, 5357, 10714, 11201, 18469, 22402, 35551, 36938, 71102, 123211, 246422, 391061, 782122, 817673, 1635346, 8994403, 17988806]

約数ペア:

[(1, 17988806), (2, 8994403), (11, 1635346), (22, 817673), (23, 782122), (46, 391061), (73, 246422), (146, 123211), (253, 71102), (487, 36938), (506, 35551), (803, 22402), (974, 18469), (1606, 11201), (1679, 10714), (3358, 5357)]