20105504

素因数分解:

$2^5\times {\mathrm{37}}^1\times {\mathrm{16981}}^1$

素因数の和:17028

約数の個数: 24

約数和(自身を含む): 40654908

約数和(自身を除く): 20549404

約数列:

[1, 2, 4, 8, 16, 32, 37, 74, 148, 296, 592, 1184, 16981, 33962, 67924, 135848, 271696, 543392, 628297, 1256594, 2513188, 5026376, 10052752, 20105504]

約数ペア:

[(1, 20105504), (2, 10052752), (4, 5026376), (8, 2513188), (16, 1256594), (32, 628297), (37, 543392), (74, 271696), (148, 135848), (296, 67924), (592, 33962), (1184, 16981)]