18966816

素因数分解:

$2^5\times 3^2\times {\mathrm{11}}^1\times {\mathrm{5987}}^1$

素因数の和:6014

約数の個数: 72

約数和(自身を含む): 58850064

約数和(自身を除く): 39883248

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 32, 33, 36, 44, 48, 66, 72, 88, 96, 99, 132, 144, 176, 198, 264, 288, 352, 396, 528, 792, 1056, 1584, 3168, 5987, 11974, 17961, 23948, 35922, 47896, 53883, 65857, 71844, 95792, 107766, 131714, 143688, 191584, 197571, 215532, 263428, 287376, 395142, 431064, 526856, 574752, 592713, 790284, 862128, 1053712, 1185426, 1580568, 1724256, 2107424, 2370852, 3161136, 4741704, 6322272, 9483408, 18966816]

約数ペア:

[(1, 18966816), (2, 9483408), (3, 6322272), (4, 4741704), (6, 3161136), (8, 2370852), (9, 2107424), (11, 1724256), (12, 1580568), (16, 1185426), (18, 1053712), (22, 862128), (24, 790284), (32, 592713), (33, 574752), (36, 526856), (44, 431064), (48, 395142), (66, 287376), (72, 263428), (88, 215532), (96, 197571), (99, 191584), (132, 143688), (144, 131714), (176, 107766), (198, 95792), (264, 71844), (288, 65857), (352, 53883), (396, 47896), (528, 35922), (792, 23948), (1056, 17961), (1584, 11974), (3168, 5987)]