18152515

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^2$

素因数の和:219

約数の個数: 24

約数和(自身を含む): 24098688

約数和(自身を除く): 5946173

約数列:

[1, 5, 17, 31, 83, 85, 155, 415, 527, 1411, 2573, 2635, 6889, 7055, 12865, 34445, 43741, 117113, 213559, 218705, 585565, 1067795, 3630503, 18152515]

約数ペア:

[(1, 18152515), (5, 3630503), (17, 1067795), (31, 585565), (83, 218705), (85, 213559), (155, 117113), (415, 43741), (527, 34445), (1411, 12865), (2573, 7055), (2635, 6889)]