18925664

素因数分解:

$2^5\times {\mathrm{53}}^1\times {\mathrm{11159}}^1$

素因数の和:11222

約数の個数: 24

約数和(自身を含む): 37966320

約数和(自身を除く): 19040656

約数列:

[1, 2, 4, 8, 16, 32, 53, 106, 212, 424, 848, 1696, 11159, 22318, 44636, 89272, 178544, 357088, 591427, 1182854, 2365708, 4731416, 9462832, 18925664]

約数ペア:

[(1, 18925664), (2, 9462832), (4, 4731416), (8, 2365708), (16, 1182854), (32, 591427), (53, 357088), (106, 178544), (212, 89272), (424, 44636), (848, 22318), (1696, 11159)]