189998008

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{599}}^1\times {\mathrm{1279}}^1$

素因数の和:1915

約数の個数: 32

約数和(自身を含む): 368640000

約数和(自身を除く): 178641992

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 599, 1198, 1279, 2396, 2558, 4792, 5116, 10232, 18569, 37138, 39649, 74276, 79298, 148552, 158596, 317192, 766121, 1532242, 3064484, 6128968, 23749751, 47499502, 94999004, 189998008]

約数ペア:

[(1, 189998008), (2, 94999004), (4, 47499502), (8, 23749751), (31, 6128968), (62, 3064484), (124, 1532242), (248, 766121), (599, 317192), (1198, 158596), (1279, 148552), (2396, 79298), (2558, 74276), (4792, 39649), (5116, 37138), (10232, 18569)]