30990934

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{631}}^1\times {\mathrm{1889}}^1$

素因数の和:2535

約数の個数: 16

約数和(自身を含む): 50168160

約数和(自身を除く): 19177226

約数列:

[1, 2, 13, 26, 631, 1262, 1889, 3778, 8203, 16406, 24557, 49114, 1191959, 2383918, 15495467, 30990934]

約数ペア:

[(1, 30990934), (2, 15495467), (13, 2383918), (26, 1191959), (631, 49114), (1262, 24557), (1889, 16406), (3778, 8203)]