2617904

素因数分解:

$2^4\times {\mathrm{131}}^1\times {\mathrm{1249}}^1$

素因数の和:1388

約数の個数: 20

約数和(自身を含む): 5115000

約数和(自身を除く): 2497096

約数列:

[1, 2, 4, 8, 16, 131, 262, 524, 1048, 1249, 2096, 2498, 4996, 9992, 19984, 163619, 327238, 654476, 1308952, 2617904]

約数ペア:

[(1, 2617904), (2, 1308952), (4, 654476), (8, 327238), (16, 163619), (131, 19984), (262, 9992), (524, 4996), (1048, 2498), (1249, 2096)]