3978889328

素因数分解:

$2^4\times {\mathrm{179}}^1\times {\mathrm{1389277}}^1$

素因数の和:1389464

約数の個数: 20

約数和(自身を含む): 7752171240

約数和(自身を除く): 3773281912

約数列:

[1, 2, 4, 8, 16, 179, 358, 716, 1432, 2864, 1389277, 2778554, 5557108, 11114216, 22228432, 248680583, 497361166, 994722332, 1989444664, 3978889328]

約数ペア:

[(1, 3978889328), (2, 1989444664), (4, 994722332), (8, 497361166), (16, 248680583), (179, 22228432), (358, 11114216), (716, 5557108), (1432, 2778554), (2864, 1389277)]