16812188

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{1409}}^1$

素因数の和:1589

約数の個数: 24

約数和(自身を含む): 31189200

約数和(自身を除く): 14377012

約数列:

[1, 2, 4, 19, 38, 76, 157, 314, 628, 1409, 2818, 2983, 5636, 5966, 11932, 26771, 53542, 107084, 221213, 442426, 884852, 4203047, 8406094, 16812188]

約数ペア:

[(1, 16812188), (2, 8406094), (4, 4203047), (19, 884852), (38, 442426), (76, 221213), (157, 107084), (314, 53542), (628, 26771), (1409, 11932), (2818, 5966), (2983, 5636)]