20885236

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{347}}^1\times {\mathrm{367}}^1$

素因数の和:759

約数の個数: 24

約数和(自身を含む): 37650816

約数和(自身を除く): 16765580

約数列:

[1, 2, 4, 41, 82, 164, 347, 367, 694, 734, 1388, 1468, 14227, 15047, 28454, 30094, 56908, 60188, 127349, 254698, 509396, 5221309, 10442618, 20885236]

約数ペア:

[(1, 20885236), (2, 10442618), (4, 5221309), (41, 509396), (82, 254698), (164, 127349), (347, 60188), (367, 56908), (694, 30094), (734, 28454), (1388, 15047), (1468, 14227)]