18871362

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{577}}^1$

素因数の和:687

約数の個数: 48

約数和(自身を含む): 43280640

約数和(自身を除く): 24409278

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 79, 138, 158, 207, 237, 414, 474, 577, 711, 1154, 1422, 1731, 1817, 3462, 3634, 5193, 5451, 10386, 10902, 13271, 16353, 26542, 32706, 39813, 45583, 79626, 91166, 119439, 136749, 238878, 273498, 410247, 820494, 1048409, 2096818, 3145227, 6290454, 9435681, 18871362]

約数ペア:

[(1, 18871362), (2, 9435681), (3, 6290454), (6, 3145227), (9, 2096818), (18, 1048409), (23, 820494), (46, 410247), (69, 273498), (79, 238878), (138, 136749), (158, 119439), (207, 91166), (237, 79626), (414, 45583), (474, 39813), (577, 32706), (711, 26542), (1154, 16353), (1422, 13271), (1731, 10902), (1817, 10386), (3462, 5451), (3634, 5193)]