19844185

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{443}}^1$

素因数の和:513

約数の個数: 24

約数和(自身を含む): 26171136

約数和(自身を除く): 6326951

約数列:

[1, 5, 17, 31, 85, 155, 289, 443, 527, 1445, 2215, 2635, 7531, 8959, 13733, 37655, 44795, 68665, 128027, 233461, 640135, 1167305, 3968837, 19844185]

約数ペア:

[(1, 19844185), (5, 3968837), (17, 1167305), (31, 640135), (85, 233461), (155, 128027), (289, 68665), (443, 44795), (527, 37655), (1445, 13733), (2215, 8959), (2635, 7531)]