19298817

素因数分解:

$3^6\times {\mathrm{23}}^1\times {\mathrm{1151}}^1$

素因数の和:1192

約数の個数: 28

約数和(自身を含む): 30219264

約数和(自身を除く): 10920447

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 243, 621, 729, 1151, 1863, 3453, 5589, 10359, 16767, 26473, 31077, 79419, 93231, 238257, 279693, 714771, 839079, 2144313, 6432939, 19298817]

約数ペア:

[(1, 19298817), (3, 6432939), (9, 2144313), (23, 839079), (27, 714771), (69, 279693), (81, 238257), (207, 93231), (243, 79419), (621, 31077), (729, 26473), (1151, 16767), (1863, 10359), (3453, 5589)]