18941568

素因数分解:

$2^7\times 3^1\times {\mathrm{107}}^1\times {\mathrm{461}}^1$

素因数の和:585

約数の個数: 64

約数和(自身を含む): 50893920

約数和(自身を除く): 31952352

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 107, 128, 192, 214, 321, 384, 428, 461, 642, 856, 922, 1284, 1383, 1712, 1844, 2568, 2766, 3424, 3688, 5136, 5532, 6848, 7376, 10272, 11064, 13696, 14752, 20544, 22128, 29504, 41088, 44256, 49327, 59008, 88512, 98654, 147981, 177024, 197308, 295962, 394616, 591924, 789232, 1183848, 1578464, 2367696, 3156928, 4735392, 6313856, 9470784, 18941568]

約数ペア:

[(1, 18941568), (2, 9470784), (3, 6313856), (4, 4735392), (6, 3156928), (8, 2367696), (12, 1578464), (16, 1183848), (24, 789232), (32, 591924), (48, 394616), (64, 295962), (96, 197308), (107, 177024), (128, 147981), (192, 98654), (214, 88512), (321, 59008), (384, 49327), (428, 44256), (461, 41088), (642, 29504), (856, 22128), (922, 20544), (1284, 14752), (1383, 13696), (1712, 11064), (1844, 10272), (2568, 7376), (2766, 6848), (3424, 5532), (3688, 5136)]