19430664

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^2\times {\mathrm{6691}}^1$

素因数の和:6722

約数の個数: 48

約数和(自身を含む): 53402160

約数和(自身を除く): 33971496

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 121, 132, 242, 264, 363, 484, 726, 968, 1452, 2904, 6691, 13382, 20073, 26764, 40146, 53528, 73601, 80292, 147202, 160584, 220803, 294404, 441606, 588808, 809611, 883212, 1619222, 1766424, 2428833, 3238444, 4857666, 6476888, 9715332, 19430664]

約数ペア:

[(1, 19430664), (2, 9715332), (3, 6476888), (4, 4857666), (6, 3238444), (8, 2428833), (11, 1766424), (12, 1619222), (22, 883212), (24, 809611), (33, 588808), (44, 441606), (66, 294404), (88, 220803), (121, 160584), (132, 147202), (242, 80292), (264, 73601), (363, 53528), (484, 40146), (726, 26764), (968, 20073), (1452, 13382), (2904, 6691)]