2220487466

素因数分解:

$2^1\times {\mathrm{131}}^1\times {\mathrm{389}}^1\times {\mathrm{21787}}^1$

素因数の和:22309

約数の個数: 16

約数和(自身を含む): 3364938720

約数和(自身を除く): 1144451254

約数列:

[1, 2, 131, 262, 389, 778, 21787, 43574, 50959, 101918, 2854097, 5708194, 8475143, 16950286, 1110243733, 2220487466]

約数ペア:

[(1, 2220487466), (2, 1110243733), (131, 16950286), (262, 8475143), (389, 5708194), (778, 2854097), (21787, 101918), (43574, 50959)]