18226008

素因数分解:

$2^3\times 3^2\times {\mathrm{163}}^1\times {\mathrm{1553}}^1$

素因数の和:1728

約数の個数: 48

約数和(自身を含む): 49696920

約数和(自身を除く): 31470912

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 163, 326, 489, 652, 978, 1304, 1467, 1553, 1956, 2934, 3106, 3912, 4659, 5868, 6212, 9318, 11736, 12424, 13977, 18636, 27954, 37272, 55908, 111816, 253139, 506278, 759417, 1012556, 1518834, 2025112, 2278251, 3037668, 4556502, 6075336, 9113004, 18226008]

約数ペア:

[(1, 18226008), (2, 9113004), (3, 6075336), (4, 4556502), (6, 3037668), (8, 2278251), (9, 2025112), (12, 1518834), (18, 1012556), (24, 759417), (36, 506278), (72, 253139), (163, 111816), (326, 55908), (489, 37272), (652, 27954), (978, 18636), (1304, 13977), (1467, 12424), (1553, 11736), (1956, 9318), (2934, 6212), (3106, 5868), (3912, 4659)]