18036608

素因数分解:

$2^7\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1$

素因数の和:199

約数の個数: 64

約数和(自身を含む): 38372400

約数和(自身を除く): 20335792

約数列:

[1, 2, 4, 8, 16, 29, 32, 43, 58, 64, 86, 113, 116, 128, 172, 226, 232, 344, 452, 464, 688, 904, 928, 1247, 1376, 1808, 1856, 2494, 2752, 3277, 3616, 3712, 4859, 4988, 5504, 6554, 7232, 9718, 9976, 13108, 14464, 19436, 19952, 26216, 38872, 39904, 52432, 77744, 79808, 104864, 140911, 155488, 159616, 209728, 281822, 310976, 419456, 563644, 621952, 1127288, 2254576, 4509152, 9018304, 18036608]

約数ペア:

[(1, 18036608), (2, 9018304), (4, 4509152), (8, 2254576), (16, 1127288), (29, 621952), (32, 563644), (43, 419456), (58, 310976), (64, 281822), (86, 209728), (113, 159616), (116, 155488), (128, 140911), (172, 104864), (226, 79808), (232, 77744), (344, 52432), (452, 39904), (464, 38872), (688, 26216), (904, 19952), (928, 19436), (1247, 14464), (1376, 13108), (1808, 9976), (1856, 9718), (2494, 7232), (2752, 6554), (3277, 5504), (3616, 4988), (3712, 4859)]