19194723

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{251}}^1\times {\mathrm{293}}^1$

素因数の和:579

約数の個数: 24

約数和(自身を含む): 28894320

約数和(自身を除く): 9699597

約数列:

[1, 3, 9, 29, 87, 251, 261, 293, 753, 879, 2259, 2637, 7279, 8497, 21837, 25491, 65511, 73543, 76473, 220629, 661887, 2132747, 6398241, 19194723]

約数ペア:

[(1, 19194723), (3, 6398241), (9, 2132747), (29, 661887), (87, 220629), (251, 76473), (261, 73543), (293, 65511), (753, 25491), (879, 21837), (2259, 8497), (2637, 7279)]