18505608

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{367}}^1$

素因数の和:578

約数の個数: 64

約数和(自身を含む): 50872320

約数和(自身を除く): 32366712

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 191, 264, 367, 382, 573, 734, 764, 1101, 1146, 1468, 1528, 2101, 2202, 2292, 2936, 4037, 4202, 4404, 4584, 6303, 8074, 8404, 8808, 12111, 12606, 16148, 16808, 24222, 25212, 32296, 48444, 50424, 70097, 96888, 140194, 210291, 280388, 420582, 560776, 771067, 841164, 1542134, 1682328, 2313201, 3084268, 4626402, 6168536, 9252804, 18505608]

約数ペア:

[(1, 18505608), (2, 9252804), (3, 6168536), (4, 4626402), (6, 3084268), (8, 2313201), (11, 1682328), (12, 1542134), (22, 841164), (24, 771067), (33, 560776), (44, 420582), (66, 280388), (88, 210291), (132, 140194), (191, 96888), (264, 70097), (367, 50424), (382, 48444), (573, 32296), (734, 25212), (764, 24222), (1101, 16808), (1146, 16148), (1468, 12606), (1528, 12111), (2101, 8808), (2202, 8404), (2292, 8074), (2936, 6303), (4037, 4584), (4202, 4404)]