19443886

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1061}}^1$

素因数の和:1105

約数の個数: 48

約数和(自身を含む): 39226032

約数和(自身を除く): 19782146

約数列:

[1, 2, 7, 11, 14, 17, 22, 34, 49, 77, 98, 119, 154, 187, 238, 374, 539, 833, 1061, 1078, 1309, 1666, 2122, 2618, 7427, 9163, 11671, 14854, 18037, 18326, 23342, 36074, 51989, 81697, 103978, 126259, 163394, 198407, 252518, 396814, 571879, 883813, 1143758, 1388849, 1767626, 2777698, 9721943, 19443886]

約数ペア:

[(1, 19443886), (2, 9721943), (7, 2777698), (11, 1767626), (14, 1388849), (17, 1143758), (22, 883813), (34, 571879), (49, 396814), (77, 252518), (98, 198407), (119, 163394), (154, 126259), (187, 103978), (238, 81697), (374, 51989), (539, 36074), (833, 23342), (1061, 18326), (1078, 18037), (1309, 14854), (1666, 11671), (2122, 9163), (2618, 7427)]