19999514

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{373}}^1$

素因数の和:494

約数の個数: 32

約数和(自身を含む): 33929280

約数和(自身を除く): 13929766

約数列:

[1, 2, 17, 19, 34, 38, 83, 166, 323, 373, 646, 746, 1411, 1577, 2822, 3154, 6341, 7087, 12682, 14174, 26809, 30959, 53618, 61918, 120479, 240958, 526303, 588221, 1052606, 1176442, 9999757, 19999514]

約数ペア:

[(1, 19999514), (2, 9999757), (17, 1176442), (19, 1052606), (34, 588221), (38, 526303), (83, 240958), (166, 120479), (323, 61918), (373, 53618), (646, 30959), (746, 26809), (1411, 14174), (1577, 12682), (2822, 7087), (3154, 6341)]