19843026

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{113}}^2$

素因数の和:275

約数の個数: 48

約数和(自身を含む): 46997184

約数和(自身を除く): 27154158

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 42, 74, 111, 113, 222, 226, 259, 339, 518, 678, 777, 791, 1554, 1582, 2373, 4181, 4746, 8362, 12543, 12769, 25086, 25538, 29267, 38307, 58534, 76614, 87801, 89383, 175602, 178766, 268149, 472453, 536298, 944906, 1417359, 2834718, 3307171, 6614342, 9921513, 19843026]

約数ペア:

[(1, 19843026), (2, 9921513), (3, 6614342), (6, 3307171), (7, 2834718), (14, 1417359), (21, 944906), (37, 536298), (42, 472453), (74, 268149), (111, 178766), (113, 175602), (222, 89383), (226, 87801), (259, 76614), (339, 58534), (518, 38307), (678, 29267), (777, 25538), (791, 25086), (1554, 12769), (1582, 12543), (2373, 8362), (4181, 4746)]