19612491

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{173}}^1$

素因数の和:283

約数の個数: 32

約数和(自身を含む): 28864512

約数和(自身を除く): 9252021

約数列:

[1, 3, 23, 31, 53, 69, 93, 159, 173, 519, 713, 1219, 1643, 2139, 3657, 3979, 4929, 5363, 9169, 11937, 16089, 27507, 37789, 113367, 123349, 210887, 284239, 370047, 632661, 852717, 6537497, 19612491]

約数ペア:

[(1, 19612491), (3, 6537497), (23, 852717), (31, 632661), (53, 370047), (69, 284239), (93, 210887), (159, 123349), (173, 113367), (519, 37789), (713, 27507), (1219, 16089), (1643, 11937), (2139, 9169), (3657, 5363), (3979, 4929)]