27930628

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{20477}}^1$

素因数の和:20523

約数の個数: 24

約数和(自身を含む): 55044864

約数和(自身を除く): 27114236

約数列:

[1, 2, 4, 11, 22, 31, 44, 62, 124, 341, 682, 1364, 20477, 40954, 81908, 225247, 450494, 634787, 900988, 1269574, 2539148, 6982657, 13965314, 27930628]

約数ペア:

[(1, 27930628), (2, 13965314), (4, 6982657), (11, 2539148), (22, 1269574), (31, 900988), (44, 634787), (62, 450494), (124, 225247), (341, 81908), (682, 40954), (1364, 20477)]