19875488

素因数分解:

$2^5\times {\mathrm{41}}^1\times {\mathrm{15149}}^1$

素因数の和:15200

約数の個数: 24

約数和(自身を含む): 40086900

約数和(自身を除く): 20211412

約数列:

[1, 2, 4, 8, 16, 32, 41, 82, 164, 328, 656, 1312, 15149, 30298, 60596, 121192, 242384, 484768, 621109, 1242218, 2484436, 4968872, 9937744, 19875488]

約数ペア:

[(1, 19875488), (2, 9937744), (4, 4968872), (8, 2484436), (16, 1242218), (32, 621109), (41, 484768), (82, 242384), (164, 121192), (328, 60596), (656, 30298), (1312, 15149)]