19977534

素因数分解:

$2^1\times 3^2\times {\mathrm{547}}^1\times {\mathrm{2029}}^1$

素因数の和:2584

約数の個数: 24

約数和(自身を含む): 43385160

約数和(自身を除く): 23407626

約数列:

[1, 2, 3, 6, 9, 18, 547, 1094, 1641, 2029, 3282, 4058, 4923, 6087, 9846, 12174, 18261, 36522, 1109863, 2219726, 3329589, 6659178, 9988767, 19977534]

約数ペア:

[(1, 19977534), (2, 9988767), (3, 6659178), (6, 3329589), (9, 2219726), (18, 1109863), (547, 36522), (1094, 18261), (1641, 12174), (2029, 9846), (3282, 6087), (4058, 4923)]