18158436

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{307}}^1$

素因数の和:401

約数の個数: 72

約数和(自身を含む): 48432384

約数和(自身を除く): 30273948

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 53, 62, 93, 106, 124, 159, 186, 212, 279, 307, 318, 372, 477, 558, 614, 636, 921, 954, 1116, 1228, 1643, 1842, 1908, 2763, 3286, 3684, 4929, 5526, 6572, 9517, 9858, 11052, 14787, 16271, 19034, 19716, 28551, 29574, 32542, 38068, 48813, 57102, 59148, 65084, 85653, 97626, 114204, 146439, 171306, 195252, 292878, 342612, 504401, 585756, 1008802, 1513203, 2017604, 3026406, 4539609, 6052812, 9079218, 18158436]

約数ペア:

[(1, 18158436), (2, 9079218), (3, 6052812), (4, 4539609), (6, 3026406), (9, 2017604), (12, 1513203), (18, 1008802), (31, 585756), (36, 504401), (53, 342612), (62, 292878), (93, 195252), (106, 171306), (124, 146439), (159, 114204), (186, 97626), (212, 85653), (279, 65084), (307, 59148), (318, 57102), (372, 48813), (477, 38068), (558, 32542), (614, 29574), (636, 28551), (921, 19716), (954, 19034), (1116, 16271), (1228, 14787), (1643, 11052), (1842, 9858), (1908, 9517), (2763, 6572), (3286, 5526), (3684, 4929)]