18161456512

素因数分解:

$2^7\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{1217}}^1$

素因数の和:1428

約数の個数: 128

約数和(自身を含む): 39089615040

約数和(自身を除く): 20928158528

約数列:

[1, 2, 4, 8, 16, 23, 32, 37, 46, 64, 74, 92, 128, 137, 148, 184, 274, 296, 368, 548, 592, 736, 851, 1096, 1184, 1217, 1472, 1702, 2192, 2368, 2434, 2944, 3151, 3404, 4384, 4736, 4868, 5069, 6302, 6808, 8768, 9736, 10138, 12604, 13616, 17536, 19472, 20276, 25208, 27232, 27991, 38944, 40552, 45029, 50416, 54464, 55982, 77888, 81104, 90058, 100832, 108928, 111964, 116587, 155776, 162208, 166729, 180116, 201664, 223928, 233174, 324416, 333458, 360232, 403328, 447856, 466348, 648832, 666916, 720464, 895712, 932696, 1035667, 1333832, 1440928, 1791424, 1865392, 2071334, 2667664, 2881856, 3582848, 3730784, 3834767, 4142668, 5335328, 5763712, 6168973, 7461568, 7669534, 8285336, 10670656, 12337946, 14923136, 15339068, 16570672, 21341312, 24675892, 30678136, 33141344, 49351784, 61356272, 66282688, 98703568, 122712544, 132565376, 141886379, 197407136, 245425088, 283772758, 394814272, 490850176, 567545516, 789628544, 1135091032, 2270182064, 4540364128, 9080728256, 18161456512]

約数ペア:

[(1, 18161456512), (2, 9080728256), (4, 4540364128), (8, 2270182064), (16, 1135091032), (23, 789628544), (32, 567545516), (37, 490850176), (46, 394814272), (64, 283772758), (74, 245425088), (92, 197407136), (128, 141886379), (137, 132565376), (148, 122712544), (184, 98703568), (274, 66282688), (296, 61356272), (368, 49351784), (548, 33141344), (592, 30678136), (736, 24675892), (851, 21341312), (1096, 16570672), (1184, 15339068), (1217, 14923136), (1472, 12337946), (1702, 10670656), (2192, 8285336), (2368, 7669534), (2434, 7461568), (2944, 6168973), (3151, 5763712), (3404, 5335328), (4384, 4142668), (4736, 3834767), (4868, 3730784), (5069, 3582848), (6302, 2881856), (6808, 2667664), (8768, 2071334), (9736, 1865392), (10138, 1791424), (12604, 1440928), (13616, 1333832), (17536, 1035667), (19472, 932696), (20276, 895712), (25208, 720464), (27232, 666916), (27991, 648832), (38944, 466348), (40552, 447856), (45029, 403328), (50416, 360232), (54464, 333458), (55982, 324416), (77888, 233174), (81104, 223928), (90058, 201664), (100832, 180116), (108928, 166729), (111964, 162208), (116587, 155776)]