19558533

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1$

素因数の和:273

約数の個数: 32

約数和(自身を含む): 28717056

約数和(自身を除く): 9158523

約数列:

[1, 3, 23, 37, 47, 69, 111, 141, 163, 489, 851, 1081, 1739, 2553, 3243, 3749, 5217, 6031, 7661, 11247, 18093, 22983, 39997, 119991, 138713, 176203, 283457, 416139, 528609, 850371, 6519511, 19558533]

約数ペア:

[(1, 19558533), (3, 6519511), (23, 850371), (37, 528609), (47, 416139), (69, 283457), (111, 176203), (141, 138713), (163, 119991), (489, 39997), (851, 22983), (1081, 18093), (1739, 11247), (2553, 7661), (3243, 6031), (3749, 5217)]