201921728

素因数分解:

$2^6\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{1201}}^1$

素因数の和:1321

約数の個数: 56

約数和(自身を含む): 417661344

約数和(自身を除く): 215739616

約数列:

[1, 2, 4, 8, 16, 32, 37, 64, 71, 74, 142, 148, 284, 296, 568, 592, 1136, 1184, 1201, 2272, 2368, 2402, 2627, 4544, 4804, 5254, 9608, 10508, 19216, 21016, 38432, 42032, 44437, 76864, 84064, 85271, 88874, 168128, 170542, 177748, 341084, 355496, 682168, 710992, 1364336, 1421984, 2728672, 2843968, 3155027, 5457344, 6310054, 12620108, 25240216, 50480432, 100960864, 201921728]

約数ペア:

[(1, 201921728), (2, 100960864), (4, 50480432), (8, 25240216), (16, 12620108), (32, 6310054), (37, 5457344), (64, 3155027), (71, 2843968), (74, 2728672), (142, 1421984), (148, 1364336), (284, 710992), (296, 682168), (568, 355496), (592, 341084), (1136, 177748), (1184, 170542), (1201, 168128), (2272, 88874), (2368, 85271), (2402, 84064), (2627, 76864), (4544, 44437), (4804, 42032), (5254, 38432), (9608, 21016), (10508, 19216)]