20244736

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{2551}}^1$

素因数の和:2598

約数の個数: 36

約数和(自身を含む): 41730304

約数和(自身を除く): 21485568

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 992, 1984, 2551, 3968, 5102, 7936, 10204, 20408, 40816, 79081, 81632, 158162, 163264, 316324, 326528, 632648, 653056, 1265296, 2530592, 5061184, 10122368, 20244736]

約数ペア:

[(1, 20244736), (2, 10122368), (4, 5061184), (8, 2530592), (16, 1265296), (31, 653056), (32, 632648), (62, 326528), (64, 316324), (124, 163264), (128, 158162), (248, 81632), (256, 79081), (496, 40816), (992, 20408), (1984, 10204), (2551, 7936), (3968, 5102)]