20913198

素因数分解:

$2^1\times 3^1\times {\mathrm{41}}^1\times {\mathrm{151}}^1\times {\mathrm{563}}^1$

素因数の和:760

約数の個数: 32

約数和(自身を含む): 43206912

約数和(自身を除く): 22293714

約数列:

[1, 2, 3, 6, 41, 82, 123, 151, 246, 302, 453, 563, 906, 1126, 1689, 3378, 6191, 12382, 18573, 23083, 37146, 46166, 69249, 85013, 138498, 170026, 255039, 510078, 3485533, 6971066, 10456599, 20913198]

約数ペア:

[(1, 20913198), (2, 10456599), (3, 6971066), (6, 3485533), (41, 510078), (82, 255039), (123, 170026), (151, 138498), (246, 85013), (302, 69249), (453, 46166), (563, 37146), (906, 23083), (1126, 18573), (1689, 12382), (3378, 6191)]