19812798

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{47857}}^1$

素因数の和:47888

約数の個数: 24

約数和(自身を含む): 44795088

約数和(自身を除く): 24982290

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 207, 414, 47857, 95714, 143571, 287142, 430713, 861426, 1100711, 2201422, 3302133, 6604266, 9906399, 19812798]

約数ペア:

[(1, 19812798), (2, 9906399), (3, 6604266), (6, 3302133), (9, 2201422), (18, 1100711), (23, 861426), (46, 430713), (69, 287142), (138, 143571), (207, 95714), (414, 47857)]