20962168

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{137909}}^1$

素因数の和:137934

約数の個数: 16

約数和(自身を含む): 41373000

約数和(自身を除く): 20410832

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 137909, 275818, 551636, 1103272, 2620271, 5240542, 10481084, 20962168]

約数ペア:

[(1, 20962168), (2, 10481084), (4, 5240542), (8, 2620271), (19, 1103272), (38, 551636), (76, 275818), (152, 137909)]