19946552

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{853}}^1$

素因数の和:975

約数の個数: 32

約数和(自身を含む): 38942400

約数和(自身を除く): 18995848

約数列:

[1, 2, 4, 8, 37, 74, 79, 148, 158, 296, 316, 632, 853, 1706, 2923, 3412, 5846, 6824, 11692, 23384, 31561, 63122, 67387, 126244, 134774, 252488, 269548, 539096, 2493319, 4986638, 9973276, 19946552]

約数ペア:

[(1, 19946552), (2, 9973276), (4, 4986638), (8, 2493319), (37, 539096), (74, 269548), (79, 252488), (148, 134774), (158, 126244), (296, 67387), (316, 63122), (632, 31561), (853, 23384), (1706, 11692), (2923, 6824), (3412, 5846)]