16470220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{63347}}^1$

素因数の和:63369

約数の個数: 24

約数和(自身を含む): 37248624

約数和(自身を除く): 20778404

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 63347, 126694, 253388, 316735, 633470, 823511, 1266940, 1647022, 3294044, 4117555, 8235110, 16470220]

約数ペア:

[(1, 16470220), (2, 8235110), (4, 4117555), (5, 3294044), (10, 1647022), (13, 1266940), (20, 823511), (26, 633470), (52, 316735), (65, 253388), (130, 126694), (260, 63347)]