19840899

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{16411}}^1$

素因数の和:16458

約数の個数: 16

約数和(自身を含む): 29410304

約数和(自身を除く): 9569405

約数列:

[1, 3, 13, 31, 39, 93, 403, 1209, 16411, 49233, 213343, 508741, 640029, 1526223, 6613633, 19840899]

約数ペア:

[(1, 19840899), (3, 6613633), (13, 1526223), (31, 640029), (39, 508741), (93, 213343), (403, 49233), (1209, 16411)]