419861572

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{621097}}^1$

素因数の和:621127

約数の個数: 18

約数和(自身を含む): 795626538

約数和(自身を除く): 375764966

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 621097, 1242194, 2484388, 8074261, 16148522, 32297044, 104965393, 209930786, 419861572]

約数ペア:

[(1, 419861572), (2, 209930786), (4, 104965393), (13, 32297044), (26, 16148522), (52, 8074261), (169, 2484388), (338, 1242194), (676, 621097)]