20444603616

素因数分解:

$2^5\times 3^2\times {\mathrm{211}}^1\times {\mathrm{336437}}^1$

素因数の和:336664

約数の個数: 72

約数和(自身を含む): 58415057064

約数和(自身を除く): 37970453448

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 211, 288, 422, 633, 844, 1266, 1688, 1899, 2532, 3376, 3798, 5064, 6752, 7596, 10128, 15192, 20256, 30384, 60768, 336437, 672874, 1009311, 1345748, 2018622, 2691496, 3027933, 4037244, 5382992, 6055866, 8074488, 10765984, 12111732, 16148976, 24223464, 32297952, 48446928, 70988207, 96893856, 141976414, 212964621, 283952828, 425929242, 567905656, 638893863, 851858484, 1135811312, 1277787726, 1703716968, 2271622624, 2555575452, 3407433936, 5111150904, 6814867872, 10222301808, 20444603616]

約数ペア:

[(1, 20444603616), (2, 10222301808), (3, 6814867872), (4, 5111150904), (6, 3407433936), (8, 2555575452), (9, 2271622624), (12, 1703716968), (16, 1277787726), (18, 1135811312), (24, 851858484), (32, 638893863), (36, 567905656), (48, 425929242), (72, 283952828), (96, 212964621), (144, 141976414), (211, 96893856), (288, 70988207), (422, 48446928), (633, 32297952), (844, 24223464), (1266, 16148976), (1688, 12111732), (1899, 10765984), (2532, 8074488), (3376, 6055866), (3798, 5382992), (5064, 4037244), (6752, 3027933), (7596, 2691496), (10128, 2018622), (15192, 1345748), (20256, 1009311), (30384, 672874), (60768, 336437)]