19477641

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{151}}^1$

素因数の和:277

約数の個数: 32

約数和(自身を含む): 28794880

約数和(自身を除く): 9317239

約数列:

[1, 3, 19, 31, 57, 73, 93, 151, 219, 453, 589, 1387, 1767, 2263, 2869, 4161, 4681, 6789, 8607, 11023, 14043, 33069, 42997, 88939, 128991, 209437, 266817, 341713, 628311, 1025139, 6492547, 19477641]

約数ペア:

[(1, 19477641), (3, 6492547), (19, 1025139), (31, 628311), (57, 341713), (73, 266817), (93, 209437), (151, 128991), (219, 88939), (453, 42997), (589, 33069), (1387, 14043), (1767, 11023), (2263, 8607), (2869, 6789), (4161, 4681)]