18815544

素因数分解:

$2^3\times 3^3\times {\mathrm{11}}^1\times {\mathrm{7919}}^1$

素因数の和:7945

約数の個数: 64

約数和(自身を含む): 57024000

約数和(自身を除く): 38208456

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 27, 33, 36, 44, 54, 66, 72, 88, 99, 108, 132, 198, 216, 264, 297, 396, 594, 792, 1188, 2376, 7919, 15838, 23757, 31676, 47514, 63352, 71271, 87109, 95028, 142542, 174218, 190056, 213813, 261327, 285084, 348436, 427626, 522654, 570168, 696872, 783981, 855252, 1045308, 1567962, 1710504, 2090616, 2351943, 3135924, 4703886, 6271848, 9407772, 18815544]

約数ペア:

[(1, 18815544), (2, 9407772), (3, 6271848), (4, 4703886), (6, 3135924), (8, 2351943), (9, 2090616), (11, 1710504), (12, 1567962), (18, 1045308), (22, 855252), (24, 783981), (27, 696872), (33, 570168), (36, 522654), (44, 427626), (54, 348436), (66, 285084), (72, 261327), (88, 213813), (99, 190056), (108, 174218), (132, 142542), (198, 95028), (216, 87109), (264, 71271), (297, 63352), (396, 47514), (594, 31676), (792, 23757), (1188, 15838), (2376, 7919)]