18977408

素因数分解:

$2^7\times {\mathrm{173}}^1\times {\mathrm{857}}^1$

素因数の和:1044

約数の個数: 32

約数和(自身を含む): 38069460

約数和(自身を除く): 19092052

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 173, 346, 692, 857, 1384, 1714, 2768, 3428, 5536, 6856, 11072, 13712, 22144, 27424, 54848, 109696, 148261, 296522, 593044, 1186088, 2372176, 4744352, 9488704, 18977408]

約数ペア:

[(1, 18977408), (2, 9488704), (4, 4744352), (8, 2372176), (16, 1186088), (32, 593044), (64, 296522), (128, 148261), (173, 109696), (346, 54848), (692, 27424), (857, 22144), (1384, 13712), (1714, 11072), (2768, 6856), (3428, 5536)]