20165148

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{15139}}^1$

素因数の和:15186

約数の個数: 36

約数和(自身を含む): 52354120

約数和(自身を除く): 32188972

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 74, 111, 148, 222, 333, 444, 666, 1332, 15139, 30278, 45417, 60556, 90834, 136251, 181668, 272502, 545004, 560143, 1120286, 1680429, 2240572, 3360858, 5041287, 6721716, 10082574, 20165148]

約数ペア:

[(1, 20165148), (2, 10082574), (3, 6721716), (4, 5041287), (6, 3360858), (9, 2240572), (12, 1680429), (18, 1120286), (36, 560143), (37, 545004), (74, 272502), (111, 181668), (148, 136251), (222, 90834), (333, 60556), (444, 45417), (666, 30278), (1332, 15139)]