17985816

素因数分解:

$2^3\times 3^2\times {\mathrm{23}}^1\times {\mathrm{10861}}^1$

素因数の和:10896

約数の個数: 48

約数和(自身を含む): 50834160

約数和(自身を除く): 32848344

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 36, 46, 69, 72, 92, 138, 184, 207, 276, 414, 552, 828, 1656, 10861, 21722, 32583, 43444, 65166, 86888, 97749, 130332, 195498, 249803, 260664, 390996, 499606, 749409, 781992, 999212, 1498818, 1998424, 2248227, 2997636, 4496454, 5995272, 8992908, 17985816]

約数ペア:

[(1, 17985816), (2, 8992908), (3, 5995272), (4, 4496454), (6, 2997636), (8, 2248227), (9, 1998424), (12, 1498818), (18, 999212), (23, 781992), (24, 749409), (36, 499606), (46, 390996), (69, 260664), (72, 249803), (92, 195498), (138, 130332), (184, 97749), (207, 86888), (276, 65166), (414, 43444), (552, 32583), (828, 21722), (1656, 10861)]