20168060619

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{773879}}^1$

素因数の和:773979

約数の個数: 32

約数和(自身を含む): 32985861120

約数和(自身を除く): 12817800501

約数列:

[1, 3, 7, 17, 21, 51, 73, 119, 219, 357, 511, 1241, 1533, 3723, 8687, 26061, 773879, 2321637, 5417153, 13155943, 16251459, 39467829, 56493167, 92091601, 169479501, 276274803, 395452169, 960383839, 1186356507, 2881151517, 6722686873, 20168060619]

約数ペア:

[(1, 20168060619), (3, 6722686873), (7, 2881151517), (17, 1186356507), (21, 960383839), (51, 395452169), (73, 276274803), (119, 169479501), (219, 92091601), (357, 56493167), (511, 39467829), (1241, 16251459), (1533, 13155943), (3723, 5417153), (8687, 2321637), (26061, 773879)]