19872

素因数分解:

$2^5\times 3^3\times {\mathrm{23}}^1$

素因数の和:42

約数の個数: 48

約数和(自身を含む): 60480

約数和(自身を除く): 40608

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 27, 32, 36, 46, 48, 54, 69, 72, 92, 96, 108, 138, 144, 184, 207, 216, 276, 288, 368, 414, 432, 552, 621, 736, 828, 864, 1104, 1242, 1656, 2208, 2484, 3312, 4968, 6624, 9936, 19872]

約数ペア:

[(1, 19872), (2, 9936), (3, 6624), (4, 4968), (6, 3312), (8, 2484), (9, 2208), (12, 1656), (16, 1242), (18, 1104), (23, 864), (24, 828), (27, 736), (32, 621), (36, 552), (46, 432), (48, 414), (54, 368), (69, 288), (72, 276), (92, 216), (96, 207), (108, 184), (138, 144)]