18801948

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{563}}^1$

素因数の和:615

約数の個数: 72

約数和(自身を含む): 50408064

約数和(自身を除く): 31606116

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 23, 33, 44, 46, 66, 69, 92, 121, 132, 138, 242, 253, 276, 363, 484, 506, 563, 726, 759, 1012, 1126, 1452, 1518, 1689, 2252, 2783, 3036, 3378, 5566, 6193, 6756, 8349, 11132, 12386, 12949, 16698, 18579, 24772, 25898, 33396, 37158, 38847, 51796, 68123, 74316, 77694, 136246, 142439, 155388, 204369, 272492, 284878, 408738, 427317, 569756, 817476, 854634, 1566829, 1709268, 3133658, 4700487, 6267316, 9400974, 18801948]

約数ペア:

[(1, 18801948), (2, 9400974), (3, 6267316), (4, 4700487), (6, 3133658), (11, 1709268), (12, 1566829), (22, 854634), (23, 817476), (33, 569756), (44, 427317), (46, 408738), (66, 284878), (69, 272492), (92, 204369), (121, 155388), (132, 142439), (138, 136246), (242, 77694), (253, 74316), (276, 68123), (363, 51796), (484, 38847), (506, 37158), (563, 33396), (726, 25898), (759, 24772), (1012, 18579), (1126, 16698), (1452, 12949), (1518, 12386), (1689, 11132), (2252, 8349), (2783, 6756), (3036, 6193), (3378, 5566)]