18837760

素因数分解:

$2^8\times 5^1\times {\mathrm{14717}}^1$

素因数の和:14738

約数の個数: 36

約数和(自身を含む): 45125388

約数和(自身を除く): 26287628

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 14717, 29434, 58868, 73585, 117736, 147170, 235472, 294340, 470944, 588680, 941888, 1177360, 1883776, 2354720, 3767552, 4709440, 9418880, 18837760]

約数ペア:

[(1, 18837760), (2, 9418880), (4, 4709440), (5, 3767552), (8, 2354720), (10, 1883776), (16, 1177360), (20, 941888), (32, 588680), (40, 470944), (64, 294340), (80, 235472), (128, 147170), (160, 117736), (256, 73585), (320, 58868), (640, 29434), (1280, 14717)]