18697616

素因数分解:

$2^4\times 7^3\times {\mathrm{3407}}^1$

素因数の和:3436

約数の個数: 40

約数和(自身を含む): 42259200

約数和(自身を除く): 23561584

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 343, 392, 686, 784, 1372, 2744, 3407, 5488, 6814, 13628, 23849, 27256, 47698, 54512, 95396, 166943, 190792, 333886, 381584, 667772, 1168601, 1335544, 2337202, 2671088, 4674404, 9348808, 18697616]

約数ペア:

[(1, 18697616), (2, 9348808), (4, 4674404), (7, 2671088), (8, 2337202), (14, 1335544), (16, 1168601), (28, 667772), (49, 381584), (56, 333886), (98, 190792), (112, 166943), (196, 95396), (343, 54512), (392, 47698), (686, 27256), (784, 23849), (1372, 13628), (2744, 6814), (3407, 5488)]