18032210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1$

素因数の和:219

約数の個数: 64

約数和(自身を含む): 38997504

約数和(自身を除く): 20965294

約数列:

[1, 2, 5, 7, 10, 14, 35, 41, 61, 70, 82, 103, 122, 205, 206, 287, 305, 410, 427, 515, 574, 610, 721, 854, 1030, 1435, 1442, 2135, 2501, 2870, 3605, 4223, 4270, 5002, 6283, 7210, 8446, 12505, 12566, 17507, 21115, 25010, 29561, 31415, 35014, 42230, 43981, 59122, 62830, 87535, 87962, 147805, 175070, 219905, 257603, 295610, 439810, 515206, 1288015, 1803221, 2576030, 3606442, 9016105, 18032210]

約数ペア:

[(1, 18032210), (2, 9016105), (5, 3606442), (7, 2576030), (10, 1803221), (14, 1288015), (35, 515206), (41, 439810), (61, 295610), (70, 257603), (82, 219905), (103, 175070), (122, 147805), (205, 87962), (206, 87535), (287, 62830), (305, 59122), (410, 43981), (427, 42230), (515, 35014), (574, 31415), (610, 29561), (721, 25010), (854, 21115), (1030, 17507), (1435, 12566), (1442, 12505), (2135, 8446), (2501, 7210), (2870, 6283), (3605, 5002), (4223, 4270)]