18692028

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^2\times {\mathrm{103}}^1$

素因数の和:255

約数の個数: 54

約数和(自身を含む): 48389432

約数和(自身を除く): 29697404

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 103, 142, 206, 213, 284, 309, 412, 426, 618, 639, 852, 927, 1236, 1278, 1854, 2556, 3708, 5041, 7313, 10082, 14626, 15123, 20164, 21939, 29252, 30246, 43878, 45369, 60492, 65817, 87756, 90738, 131634, 181476, 263268, 519223, 1038446, 1557669, 2076892, 3115338, 4673007, 6230676, 9346014, 18692028]

約数ペア:

[(1, 18692028), (2, 9346014), (3, 6230676), (4, 4673007), (6, 3115338), (9, 2076892), (12, 1557669), (18, 1038446), (36, 519223), (71, 263268), (103, 181476), (142, 131634), (206, 90738), (213, 87756), (284, 65817), (309, 60492), (412, 45369), (426, 43878), (618, 30246), (639, 29252), (852, 21939), (927, 20164), (1236, 15123), (1278, 14626), (1854, 10082), (2556, 7313), (3708, 5041)]