19222489

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{587}}^1$

素因数の和:840

約数の個数: 16

約数和(自身を含む): 22720320

約数和(自身を除く): 3497831

約数列:

[1, 11, 13, 143, 229, 587, 2519, 2977, 6457, 7631, 32747, 83941, 134423, 1478653, 1747499, 19222489]

約数ペア:

[(1, 19222489), (11, 1747499), (13, 1478653), (143, 134423), (229, 83941), (587, 32747), (2519, 7631), (2977, 6457)]