20184782279

素因数分解:

${\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{2081}}^1\times {\mathrm{2251}}^1$

素因数の和:4502

約数の個数: 16

約数和(自身を含む): 21005214720

約数和(自身を除く): 820432441

約数列:

[1, 31, 139, 2081, 2251, 4309, 64511, 69781, 289259, 312889, 4684331, 8967029, 9699559, 145214261, 651122009, 20184782279]

約数ペア:

[(1, 20184782279), (31, 651122009), (139, 145214261), (2081, 9699559), (2251, 8967029), (4309, 4684331), (64511, 312889), (69781, 289259)]