19374110

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{2081}}^1$

素因数の和:2121

約数の個数: 48

約数和(自身を含む): 42722640

約数和(自身を除く): 23348530

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 49, 70, 95, 98, 133, 190, 245, 266, 490, 665, 931, 1330, 1862, 2081, 4162, 4655, 9310, 10405, 14567, 20810, 29134, 39539, 72835, 79078, 101969, 145670, 197695, 203938, 276773, 395390, 509845, 553546, 1019690, 1383865, 1937411, 2767730, 3874822, 9687055, 19374110]

約数ペア:

[(1, 19374110), (2, 9687055), (5, 3874822), (7, 2767730), (10, 1937411), (14, 1383865), (19, 1019690), (35, 553546), (38, 509845), (49, 395390), (70, 276773), (95, 203938), (98, 197695), (133, 145670), (190, 101969), (245, 79078), (266, 72835), (490, 39539), (665, 29134), (931, 20810), (1330, 14567), (1862, 10405), (2081, 9310), (4162, 4655)]