19916312

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{14731}}^1$

素因数の和:14763

約数の個数: 24

約数和(自身を含む): 40439340

約数和(自身を除く): 20523028

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 169, 338, 676, 1352, 14731, 29462, 58924, 117848, 191503, 383006, 766012, 1532024, 2489539, 4979078, 9958156, 19916312]

約数ペア:

[(1, 19916312), (2, 9958156), (4, 4979078), (8, 2489539), (13, 1532024), (26, 766012), (52, 383006), (104, 191503), (169, 117848), (338, 58924), (676, 29462), (1352, 14731)]