20191405144

素因数分解:

$2^3\times {\mathrm{331}}^1\times {\mathrm{353}}^1\times {\mathrm{21601}}^1$

素因数の和:22291

約数の個数: 32

約数和(自身を含む): 38082597840

約数和(自身を除く): 17891192696

約数列:

[1, 2, 4, 8, 331, 353, 662, 706, 1324, 1412, 2648, 2824, 21601, 43202, 86404, 116843, 172808, 233686, 467372, 934744, 7149931, 7625153, 14299862, 15250306, 28599724, 30500612, 57199448, 61001224, 2523925643, 5047851286, 10095702572, 20191405144]

約数ペア:

[(1, 20191405144), (2, 10095702572), (4, 5047851286), (8, 2523925643), (331, 61001224), (353, 57199448), (662, 30500612), (706, 28599724), (1324, 15250306), (1412, 14299862), (2648, 7625153), (2824, 7149931), (21601, 934744), (43202, 467372), (86404, 233686), (116843, 172808)]