2543488

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{641}}^1$

素因数の和:686

約数の個数: 32

約数和(自身を含む): 5238720

約数和(自身を除く): 2695232

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 496, 641, 992, 1282, 1984, 2564, 3968, 5128, 10256, 19871, 20512, 39742, 41024, 79484, 82048, 158968, 317936, 635872, 1271744, 2543488]

約数ペア:

[(1, 2543488), (2, 1271744), (4, 635872), (8, 317936), (16, 158968), (31, 82048), (32, 79484), (62, 41024), (64, 39742), (124, 20512), (128, 19871), (248, 10256), (496, 5128), (641, 3968), (992, 2564), (1282, 1984)]