18505746

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{16319}}^1$

素因数の和:16340

約数の個数: 40

約数和(自身を含む): 47393280

約数和(自身を除く): 28887534

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 378, 567, 1134, 16319, 32638, 48957, 97914, 114233, 146871, 228466, 293742, 342699, 440613, 685398, 881226, 1028097, 1321839, 2056194, 2643678, 3084291, 6168582, 9252873, 18505746]

約数ペア:

[(1, 18505746), (2, 9252873), (3, 6168582), (6, 3084291), (7, 2643678), (9, 2056194), (14, 1321839), (18, 1028097), (21, 881226), (27, 685398), (42, 440613), (54, 342699), (63, 293742), (81, 228466), (126, 146871), (162, 114233), (189, 97914), (378, 48957), (567, 32638), (1134, 16319)]