16205020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{62327}}^1$

素因数の和:62349

約数の個数: 24

約数和(自身を含む): 36648864

約数和(自身を除く): 20443844

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 62327, 124654, 249308, 311635, 623270, 810251, 1246540, 1620502, 3241004, 4051255, 8102510, 16205020]

約数ペア:

[(1, 16205020), (2, 8102510), (4, 4051255), (5, 3241004), (10, 1620502), (13, 1246540), (20, 810251), (26, 623270), (52, 311635), (65, 249308), (130, 124654), (260, 62327)]