19812

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1$

素因数の和:147

約数の個数: 24

約数和(自身を含む): 50176

約数和(自身を除く): 30364

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 127, 156, 254, 381, 508, 762, 1524, 1651, 3302, 4953, 6604, 9906, 19812]

約数ペア:

[(1, 19812), (2, 9906), (3, 6604), (4, 4953), (6, 3302), (12, 1651), (13, 1524), (26, 762), (39, 508), (52, 381), (78, 254), (127, 156)]