20322176

素因数分解:

$2^7\times 7^1\times {\mathrm{37}}^1\times {\mathrm{613}}^1$

素因数の和:671

約数の個数: 64

約数和(自身を含む): 47597280

約数和(自身を除く): 27275104

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 37, 56, 64, 74, 112, 128, 148, 224, 259, 296, 448, 518, 592, 613, 896, 1036, 1184, 1226, 2072, 2368, 2452, 4144, 4291, 4736, 4904, 8288, 8582, 9808, 16576, 17164, 19616, 22681, 33152, 34328, 39232, 45362, 68656, 78464, 90724, 137312, 158767, 181448, 274624, 317534, 362896, 549248, 635068, 725792, 1270136, 1451584, 2540272, 2903168, 5080544, 10161088, 20322176]

約数ペア:

[(1, 20322176), (2, 10161088), (4, 5080544), (7, 2903168), (8, 2540272), (14, 1451584), (16, 1270136), (28, 725792), (32, 635068), (37, 549248), (56, 362896), (64, 317534), (74, 274624), (112, 181448), (128, 158767), (148, 137312), (224, 90724), (259, 78464), (296, 68656), (448, 45362), (518, 39232), (592, 34328), (613, 33152), (896, 22681), (1036, 19616), (1184, 17164), (1226, 16576), (2072, 9808), (2368, 8582), (2452, 8288), (4144, 4904), (4291, 4736)]