20129064368

素因数分解:

$2^4\times 7^2\times {\mathrm{43}}^1\times {\mathrm{401}}^1\times {\mathrm{1489}}^1$

素因数の和:1955

約数の個数: 120

約数和(自身を含む): 46569497040

約数和(自身を除く): 26440432672

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 43, 49, 56, 86, 98, 112, 172, 196, 301, 344, 392, 401, 602, 688, 784, 802, 1204, 1489, 1604, 2107, 2408, 2807, 2978, 3208, 4214, 4816, 5614, 5956, 6416, 8428, 10423, 11228, 11912, 16856, 17243, 19649, 20846, 22456, 23824, 33712, 34486, 39298, 41692, 44912, 64027, 68972, 72961, 78596, 83384, 120701, 128054, 137944, 145922, 157192, 166768, 241402, 256108, 275888, 291844, 314384, 448189, 482804, 512216, 583688, 597089, 844907, 896378, 965608, 1024432, 1167376, 1194178, 1689814, 1792756, 1931216, 2388356, 3137323, 3379628, 3585512, 4179623, 4776712, 6274646, 6759256, 7171024, 8359246, 9553424, 12549292, 13518512, 16718492, 25098584, 25674827, 29257361, 33436984, 50197168, 51349654, 58514722, 66873968, 102699308, 117029444, 179723789, 205398616, 234058888, 359447578, 410797232, 468117776, 718895156, 1258066523, 1437790312, 2516133046, 2875580624, 5032266092, 10064532184, 20129064368]

約数ペア:

[(1, 20129064368), (2, 10064532184), (4, 5032266092), (7, 2875580624), (8, 2516133046), (14, 1437790312), (16, 1258066523), (28, 718895156), (43, 468117776), (49, 410797232), (56, 359447578), (86, 234058888), (98, 205398616), (112, 179723789), (172, 117029444), (196, 102699308), (301, 66873968), (344, 58514722), (392, 51349654), (401, 50197168), (602, 33436984), (688, 29257361), (784, 25674827), (802, 25098584), (1204, 16718492), (1489, 13518512), (1604, 12549292), (2107, 9553424), (2408, 8359246), (2807, 7171024), (2978, 6759256), (3208, 6274646), (4214, 4776712), (4816, 4179623), (5614, 3585512), (5956, 3379628), (6416, 3137323), (8428, 2388356), (10423, 1931216), (11228, 1792756), (11912, 1689814), (16856, 1194178), (17243, 1167376), (19649, 1024432), (20846, 965608), (22456, 896378), (23824, 844907), (33712, 597089), (34486, 583688), (39298, 512216), (41692, 482804), (44912, 448189), (64027, 314384), (68972, 291844), (72961, 275888), (78596, 256108), (83384, 241402), (120701, 166768), (128054, 157192), (137944, 145922)]