19382545

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1039}}^1$

素因数の和:1105

約数の個数: 32

約数和(自身を含む): 29352960

約数和(自身を除く): 9970415

約数列:

[1, 5, 7, 13, 35, 41, 65, 91, 205, 287, 455, 533, 1039, 1435, 2665, 3731, 5195, 7273, 13507, 18655, 36365, 42599, 67535, 94549, 212995, 298193, 472745, 553787, 1490965, 2768935, 3876509, 19382545]

約数ペア:

[(1, 19382545), (5, 3876509), (7, 2768935), (13, 1490965), (35, 553787), (41, 472745), (65, 298193), (91, 212995), (205, 94549), (287, 67535), (455, 42599), (533, 36365), (1039, 18655), (1435, 13507), (2665, 7273), (3731, 5195)]