18665808

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{761}}^1$

素因数の和:852

約数の個数: 80

約数和(自身を含む): 55936896

約数和(自身を除く): 37271088

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 73, 84, 112, 146, 168, 219, 292, 336, 438, 511, 584, 761, 876, 1022, 1168, 1522, 1533, 1752, 2044, 2283, 3044, 3066, 3504, 4088, 4566, 5327, 6088, 6132, 8176, 9132, 10654, 12176, 12264, 15981, 18264, 21308, 24528, 31962, 36528, 42616, 55553, 63924, 85232, 111106, 127848, 166659, 222212, 255696, 333318, 388871, 444424, 666636, 777742, 888848, 1166613, 1333272, 1555484, 2333226, 2666544, 3110968, 4666452, 6221936, 9332904, 18665808]

約数ペア:

[(1, 18665808), (2, 9332904), (3, 6221936), (4, 4666452), (6, 3110968), (7, 2666544), (8, 2333226), (12, 1555484), (14, 1333272), (16, 1166613), (21, 888848), (24, 777742), (28, 666636), (42, 444424), (48, 388871), (56, 333318), (73, 255696), (84, 222212), (112, 166659), (146, 127848), (168, 111106), (219, 85232), (292, 63924), (336, 55553), (438, 42616), (511, 36528), (584, 31962), (761, 24528), (876, 21308), (1022, 18264), (1168, 15981), (1522, 12264), (1533, 12176), (1752, 10654), (2044, 9132), (2283, 8176), (3044, 6132), (3066, 6088), (3504, 5327), (4088, 4566)]