18213286

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{229}}^1$

素因数の和:293

約数の個数: 64

約数和(自身を含む): 37094400

約数和(自身を除く): 18881114

約数列:

[1, 2, 7, 13, 14, 19, 23, 26, 38, 46, 91, 133, 161, 182, 229, 247, 266, 299, 322, 437, 458, 494, 598, 874, 1603, 1729, 2093, 2977, 3059, 3206, 3458, 4186, 4351, 5267, 5681, 5954, 6118, 8702, 10534, 11362, 20839, 30457, 36869, 39767, 41678, 56563, 60914, 68471, 73738, 79534, 100073, 113126, 136942, 200146, 395941, 479297, 700511, 791882, 958594, 1300949, 1401022, 2601898, 9106643, 18213286]

約数ペア:

[(1, 18213286), (2, 9106643), (7, 2601898), (13, 1401022), (14, 1300949), (19, 958594), (23, 791882), (26, 700511), (38, 479297), (46, 395941), (91, 200146), (133, 136942), (161, 113126), (182, 100073), (229, 79534), (247, 73738), (266, 68471), (299, 60914), (322, 56563), (437, 41678), (458, 39767), (494, 36869), (598, 30457), (874, 20839), (1603, 11362), (1729, 10534), (2093, 8702), (2977, 6118), (3059, 5954), (3206, 5681), (3458, 5267), (4186, 4351)]