19959394

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{6451}}^1$

素因数の和:6490

約数の個数: 32

約数和(自身を含む): 39021696

約数和(自身を除く): 19062302

約数列:

[1, 2, 7, 13, 14, 17, 26, 34, 91, 119, 182, 221, 238, 442, 1547, 3094, 6451, 12902, 45157, 83863, 90314, 109667, 167726, 219334, 587041, 767669, 1174082, 1425671, 1535338, 2851342, 9979697, 19959394]

約数ペア:

[(1, 19959394), (2, 9979697), (7, 2851342), (13, 1535338), (14, 1425671), (17, 1174082), (26, 767669), (34, 587041), (91, 219334), (119, 167726), (182, 109667), (221, 90314), (238, 83863), (442, 45157), (1547, 12902), (3094, 6451)]