18955264

素因数分解:

$2^{10}\times {\mathrm{107}}^1\times {\mathrm{173}}^1$

素因数の和:300

約数の個数: 44

約数和(自身を含む): 38467224

約数和(自身を除く): 19511960

約数列:

[1, 2, 4, 8, 16, 32, 64, 107, 128, 173, 214, 256, 346, 428, 512, 692, 856, 1024, 1384, 1712, 2768, 3424, 5536, 6848, 11072, 13696, 18511, 22144, 27392, 37022, 44288, 54784, 74044, 88576, 109568, 148088, 177152, 296176, 592352, 1184704, 2369408, 4738816, 9477632, 18955264]

約数ペア:

[(1, 18955264), (2, 9477632), (4, 4738816), (8, 2369408), (16, 1184704), (32, 592352), (64, 296176), (107, 177152), (128, 148088), (173, 109568), (214, 88576), (256, 74044), (346, 54784), (428, 44288), (512, 37022), (692, 27392), (856, 22144), (1024, 18511), (1384, 13696), (1712, 11072), (2768, 6848), (3424, 5536)]