20128442

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{263}}^1\times {\mathrm{2251}}^1$

素因数の和:2533

約数の個数: 16

約数和(自身を含む): 32104512

約数和(自身を除く): 11976070

約数列:

[1, 2, 17, 34, 263, 526, 2251, 4471, 4502, 8942, 38267, 76534, 592013, 1184026, 10064221, 20128442]

約数ペア:

[(1, 20128442), (2, 10064221), (17, 1184026), (34, 592013), (263, 76534), (526, 38267), (2251, 8942), (4471, 4502)]