19911312

素因数分解:

$2^4\times 3^3\times {\mathrm{46091}}^1$

素因数の和:46108

約数の個数: 40

約数和(自身を含む): 57154080

約数和(自身を除く): 37242768

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 432, 46091, 92182, 138273, 184364, 276546, 368728, 414819, 553092, 737456, 829638, 1106184, 1244457, 1659276, 2212368, 2488914, 3318552, 4977828, 6637104, 9955656, 19911312]

約数ペア:

[(1, 19911312), (2, 9955656), (3, 6637104), (4, 4977828), (6, 3318552), (8, 2488914), (9, 2212368), (12, 1659276), (16, 1244457), (18, 1106184), (24, 829638), (27, 737456), (36, 553092), (48, 414819), (54, 368728), (72, 276546), (108, 184364), (144, 138273), (216, 92182), (432, 46091)]