19618638

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{2593}}^1$

素因数の和:2708

約数の個数: 32

約数和(自身を含む): 42707616

約数和(自身を除く): 23088978

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 97, 194, 291, 582, 1261, 2522, 2593, 3783, 5186, 7566, 7779, 15558, 33709, 67418, 101127, 202254, 251521, 503042, 754563, 1509126, 3269773, 6539546, 9809319, 19618638]

約数ペア:

[(1, 19618638), (2, 9809319), (3, 6539546), (6, 3269773), (13, 1509126), (26, 754563), (39, 503042), (78, 251521), (97, 202254), (194, 101127), (291, 67418), (582, 33709), (1261, 15558), (2522, 7779), (2593, 7566), (3783, 5186)]