2018651696

素因数分解:

$2^4\times {\mathrm{661}}^1\times {\mathrm{190871}}^1$

素因数の和:191540

約数の個数: 20

約数和(自身を含む): 3917075184

約数和(自身を除く): 1898423488

約数列:

[1, 2, 4, 8, 16, 661, 1322, 2644, 5288, 10576, 190871, 381742, 763484, 1526968, 3053936, 126165731, 252331462, 504662924, 1009325848, 2018651696]

約数ペア:

[(1, 2018651696), (2, 1009325848), (4, 504662924), (8, 252331462), (16, 126165731), (661, 3053936), (1322, 1526968), (2644, 763484), (5288, 381742), (10576, 190871)]