28778704

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{78203}}^1$

素因数の和:78234

約数の個数: 20

約数和(自身を含む): 58183776

約数和(自身を除く): 29405072

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 78203, 156406, 312812, 625624, 1251248, 1798669, 3597338, 7194676, 14389352, 28778704]

約数ペア:

[(1, 28778704), (2, 14389352), (4, 7194676), (8, 3597338), (16, 1798669), (23, 1251248), (46, 625624), (92, 312812), (184, 156406), (368, 78203)]