18441472

素因数分解:

$2^8\times 7^1\times {\mathrm{41}}^1\times {\mathrm{251}}^1$

素因数の和:315

約数の個数: 72

約数和(自身を含む): 43267392

約数和(自身を除く): 24825920

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 41, 56, 64, 82, 112, 128, 164, 224, 251, 256, 287, 328, 448, 502, 574, 656, 896, 1004, 1148, 1312, 1757, 1792, 2008, 2296, 2624, 3514, 4016, 4592, 5248, 7028, 8032, 9184, 10291, 10496, 14056, 16064, 18368, 20582, 28112, 32128, 36736, 41164, 56224, 64256, 72037, 73472, 82328, 112448, 144074, 164656, 224896, 288148, 329312, 449792, 576296, 658624, 1152592, 1317248, 2305184, 2634496, 4610368, 9220736, 18441472]

約数ペア:

[(1, 18441472), (2, 9220736), (4, 4610368), (7, 2634496), (8, 2305184), (14, 1317248), (16, 1152592), (28, 658624), (32, 576296), (41, 449792), (56, 329312), (64, 288148), (82, 224896), (112, 164656), (128, 144074), (164, 112448), (224, 82328), (251, 73472), (256, 72037), (287, 64256), (328, 56224), (448, 41164), (502, 36736), (574, 32128), (656, 28112), (896, 20582), (1004, 18368), (1148, 16064), (1312, 14056), (1757, 10496), (1792, 10291), (2008, 9184), (2296, 8032), (2624, 7028), (3514, 5248), (4016, 4592)]