123045368

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{389}}^1\times {\mathrm{2081}}^1$

素因数の和:2495

約数の個数: 32

約数和(自身を含む): 243594000

約数和(自身を除く): 120548632

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 389, 778, 1556, 2081, 3112, 4162, 7391, 8324, 14782, 16648, 29564, 39539, 59128, 79078, 158156, 316312, 809509, 1619018, 3238036, 6476072, 15380671, 30761342, 61522684, 123045368]

約数ペア:

[(1, 123045368), (2, 61522684), (4, 30761342), (8, 15380671), (19, 6476072), (38, 3238036), (76, 1619018), (152, 809509), (389, 316312), (778, 158156), (1556, 79078), (2081, 59128), (3112, 39539), (4162, 29564), (7391, 16648), (8324, 14782)]