20903264

素因数分解:

$2^5\times {\mathrm{523}}^1\times {\mathrm{1249}}^1$

素因数の和:1782

約数の個数: 24

約数和(自身を含む): 41265000

約数和(自身を除く): 20361736

約数列:

[1, 2, 4, 8, 16, 32, 523, 1046, 1249, 2092, 2498, 4184, 4996, 8368, 9992, 16736, 19984, 39968, 653227, 1306454, 2612908, 5225816, 10451632, 20903264]

約数ペア:

[(1, 20903264), (2, 10451632), (4, 5225816), (8, 2612908), (16, 1306454), (32, 653227), (523, 39968), (1046, 19984), (1249, 16736), (2092, 9992), (2498, 8368), (4184, 4996)]