42398672

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{39551}}^1$

素因数の和:39626

約数の個数: 20

約数和(自身を含む): 83375616

約数和(自身を除く): 40976944

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 39551, 79102, 158204, 316408, 632816, 2649917, 5299834, 10599668, 21199336, 42398672]

約数ペア:

[(1, 42398672), (2, 21199336), (4, 10599668), (8, 5299834), (16, 2649917), (67, 632816), (134, 316408), (268, 158204), (536, 79102), (1072, 39551)]