28315664

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{136133}}^1$

素因数の和:136154

約数の個数: 20

約数和(自身を含む): 59082156

約数和(自身を除く): 30766492

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 136133, 272266, 544532, 1089064, 1769729, 2178128, 3539458, 7078916, 14157832, 28315664]

約数ペア:

[(1, 28315664), (2, 14157832), (4, 7078916), (8, 3539458), (13, 2178128), (16, 1769729), (26, 1089064), (52, 544532), (104, 272266), (208, 136133)]