20923264

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{5273}}^1$

素因数の和:5318

約数の個数: 32

約数和(自身を含む): 43035840

約数和(自身を除く): 22112576

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 496, 992, 1984, 3968, 5273, 10546, 21092, 42184, 84368, 163463, 168736, 326926, 337472, 653852, 674944, 1307704, 2615408, 5230816, 10461632, 20923264]

約数ペア:

[(1, 20923264), (2, 10461632), (4, 5230816), (8, 2615408), (16, 1307704), (31, 674944), (32, 653852), (62, 337472), (64, 326926), (124, 168736), (128, 163463), (248, 84368), (496, 42184), (992, 21092), (1984, 10546), (3968, 5273)]