39904384

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{23981}}^1$

素因数の和:24008

約数の個数: 32

約数和(自身を含む): 85615740

約数和(自身を除く): 45711356

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664, 23981, 47962, 95924, 191848, 311753, 383696, 623506, 767392, 1247012, 1534784, 2494024, 3069568, 4988048, 9976096, 19952192, 39904384]

約数ペア:

[(1, 39904384), (2, 19952192), (4, 9976096), (8, 4988048), (13, 3069568), (16, 2494024), (26, 1534784), (32, 1247012), (52, 767392), (64, 623506), (104, 383696), (128, 311753), (208, 191848), (416, 95924), (832, 47962), (1664, 23981)]