16602820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{63857}}^1$

素因数の和:63879

約数の個数: 24

約数和(自身を含む): 37548504

約数和(自身を除く): 20945684

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 63857, 127714, 255428, 319285, 638570, 830141, 1277140, 1660282, 3320564, 4150705, 8301410, 16602820]

約数ペア:

[(1, 16602820), (2, 8301410), (4, 4150705), (5, 3320564), (10, 1660282), (13, 1277140), (20, 830141), (26, 638570), (52, 319285), (65, 255428), (130, 127714), (260, 63857)]