3961984

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{2381}}^1$

素因数の和:2408

約数の個数: 32

約数和(自身を含む): 8503740

約数和(自身を除く): 4541756

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664, 2381, 4762, 9524, 19048, 30953, 38096, 61906, 76192, 123812, 152384, 247624, 304768, 495248, 990496, 1980992, 3961984]

約数ペア:

[(1, 3961984), (2, 1980992), (4, 990496), (8, 495248), (13, 304768), (16, 247624), (26, 152384), (32, 123812), (52, 76192), (64, 61906), (104, 38096), (128, 30953), (208, 19048), (416, 9524), (832, 4762), (1664, 2381)]