1997366912

素因数分解:

$2^7\times {\mathrm{2609}}^1\times {\mathrm{5981}}^1$

素因数の和:8604

約数の個数: 32

約数和(自身を含む): 3981320100

約数和(自身を除く): 1983953188

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 2609, 5218, 5981, 10436, 11962, 20872, 23924, 41744, 47848, 83488, 95696, 166976, 191392, 333952, 382784, 765568, 15604429, 31208858, 62417716, 124835432, 249670864, 499341728, 998683456, 1997366912]

約数ペア:

[(1, 1997366912), (2, 998683456), (4, 499341728), (8, 249670864), (16, 124835432), (32, 62417716), (64, 31208858), (128, 15604429), (2609, 765568), (5218, 382784), (5981, 333952), (10436, 191392), (11962, 166976), (20872, 95696), (23924, 83488), (41744, 47848)]