40578512

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{195089}}^1$

素因数の和:195110

約数の個数: 20

約数和(自身を含む): 84669060

約数和(自身を除く): 44090548

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 195089, 390178, 780356, 1560712, 2536157, 3121424, 5072314, 10144628, 20289256, 40578512]

約数ペア:

[(1, 40578512), (2, 20289256), (4, 10144628), (8, 5072314), (13, 3121424), (16, 2536157), (26, 1560712), (52, 780356), (104, 390178), (208, 195089)]