20843408

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{42023}}^1$

素因数の和:42062

約数の個数: 20

約数和(自身を含む): 41687808

約数和(自身を除く): 20844400

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 42023, 84046, 168092, 336184, 672368, 1302713, 2605426, 5210852, 10421704, 20843408]

約数ペア:

[(1, 20843408), (2, 10421704), (4, 5210852), (8, 2605426), (16, 1302713), (31, 672368), (62, 336184), (124, 168092), (248, 84046), (496, 42023)]