19108390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{9413}}^1$

素因数の和:9456

約数の個数: 32

約数和(自身を含む): 40668480

約数和(自身を除く): 21560090

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 145, 203, 290, 406, 1015, 2030, 9413, 18826, 47065, 65891, 94130, 131782, 272977, 329455, 545954, 658910, 1364885, 1910839, 2729770, 3821678, 9554195, 19108390]

約数ペア:

[(1, 19108390), (2, 9554195), (5, 3821678), (7, 2729770), (10, 1910839), (14, 1364885), (29, 658910), (35, 545954), (58, 329455), (70, 272977), (145, 131782), (203, 94130), (290, 65891), (406, 47065), (1015, 18826), (2030, 9413)]