20373147

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{619}}^1$

素因数の和:704

約数の個数: 32

約数和(自身を含む): 32140800

約数和(自身を除く): 11767653

約数列:

[1, 3, 9, 23, 27, 53, 69, 159, 207, 477, 619, 621, 1219, 1431, 1857, 3657, 5571, 10971, 14237, 16713, 32807, 32913, 42711, 98421, 128133, 295263, 384399, 754561, 885789, 2263683, 6791049, 20373147]

約数ペア:

[(1, 20373147), (3, 6791049), (9, 2263683), (23, 885789), (27, 754561), (53, 384399), (69, 295263), (159, 128133), (207, 98421), (477, 42711), (619, 32913), (621, 32807), (1219, 16713), (1431, 14237), (1857, 10971), (3657, 5571)]