20071318

素因数分解:

$2^1\times {\mathrm{23}}^2\times {\mathrm{61}}^1\times {\mathrm{311}}^1$

素因数の和:420

約数の個数: 24

約数和(自身を含む): 32091696

約数和(自身を除く): 12020378

約数列:

[1, 2, 23, 46, 61, 122, 311, 529, 622, 1058, 1403, 2806, 7153, 14306, 18971, 32269, 37942, 64538, 164519, 329038, 436333, 872666, 10035659, 20071318]

約数ペア:

[(1, 20071318), (2, 10035659), (23, 872666), (46, 436333), (61, 329038), (122, 164519), (311, 64538), (529, 37942), (622, 32269), (1058, 18971), (1403, 14306), (2806, 7153)]