20050448

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{3079}}^1$

素因数の和:3135

約数の個数: 40

約数和(自身を含む): 43538880

約数和(自身を除く): 23488432

約数列:

[1, 2, 4, 8, 11, 16, 22, 37, 44, 74, 88, 148, 176, 296, 407, 592, 814, 1628, 3079, 3256, 6158, 6512, 12316, 24632, 33869, 49264, 67738, 113923, 135476, 227846, 270952, 455692, 541904, 911384, 1253153, 1822768, 2506306, 5012612, 10025224, 20050448]

約数ペア:

[(1, 20050448), (2, 10025224), (4, 5012612), (8, 2506306), (11, 1822768), (16, 1253153), (22, 911384), (37, 541904), (44, 455692), (74, 270952), (88, 227846), (148, 135476), (176, 113923), (296, 67738), (407, 49264), (592, 33869), (814, 24632), (1628, 12316), (3079, 6512), (3256, 6158)]