20188623

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73951}}^1$

素因数の和:73974

約数の個数: 16

約数和(自身を含む): 33130496

約数和(自身を除く): 12941873

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 73951, 221853, 517657, 961363, 1552971, 2884089, 6729541, 20188623]

約数ペア:

[(1, 20188623), (3, 6729541), (7, 2884089), (13, 1552971), (21, 961363), (39, 517657), (91, 221853), (273, 73951)]