199985006

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{1409}}^1$

素因数の和:1580

約数の個数: 32

約数和(自身を含む): 332579520

約数和(自身を除く): 132594514

約数列:

[1, 2, 13, 26, 53, 103, 106, 206, 689, 1339, 1378, 1409, 2678, 2818, 5459, 10918, 18317, 36634, 70967, 74677, 141934, 145127, 149354, 290254, 970801, 1886651, 1941602, 3773302, 7691731, 15383462, 99992503, 199985006]

約数ペア:

[(1, 199985006), (2, 99992503), (13, 15383462), (26, 7691731), (53, 3773302), (103, 1941602), (106, 1886651), (206, 970801), (689, 290254), (1339, 149354), (1378, 145127), (1409, 141934), (2678, 74677), (2818, 70967), (5459, 36634), (10918, 18317)]