15981888

素因数分解:

$2^6\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{337}}^1$

素因数の和:384

約数の個数: 112

約数和(自身を含む): 48077120

約数和(自身を除く): 32095232

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 19, 24, 26, 32, 38, 39, 48, 52, 57, 64, 76, 78, 96, 104, 114, 152, 156, 192, 208, 228, 247, 304, 312, 337, 416, 456, 494, 608, 624, 674, 741, 832, 912, 988, 1011, 1216, 1248, 1348, 1482, 1824, 1976, 2022, 2496, 2696, 2964, 3648, 3952, 4044, 4381, 5392, 5928, 6403, 7904, 8088, 8762, 10784, 11856, 12806, 13143, 15808, 16176, 17524, 19209, 21568, 23712, 25612, 26286, 32352, 35048, 38418, 47424, 51224, 52572, 64704, 70096, 76836, 83239, 102448, 105144, 140192, 153672, 166478, 204896, 210288, 249717, 280384, 307344, 332956, 409792, 420576, 499434, 614688, 665912, 841152, 998868, 1229376, 1331824, 1997736, 2663648, 3995472, 5327296, 7990944, 15981888]

約数ペア:

[(1, 15981888), (2, 7990944), (3, 5327296), (4, 3995472), (6, 2663648), (8, 1997736), (12, 1331824), (13, 1229376), (16, 998868), (19, 841152), (24, 665912), (26, 614688), (32, 499434), (38, 420576), (39, 409792), (48, 332956), (52, 307344), (57, 280384), (64, 249717), (76, 210288), (78, 204896), (96, 166478), (104, 153672), (114, 140192), (152, 105144), (156, 102448), (192, 83239), (208, 76836), (228, 70096), (247, 64704), (304, 52572), (312, 51224), (337, 47424), (416, 38418), (456, 35048), (494, 32352), (608, 26286), (624, 25612), (674, 23712), (741, 21568), (832, 19209), (912, 17524), (988, 16176), (1011, 15808), (1216, 13143), (1248, 12806), (1348, 11856), (1482, 10784), (1824, 8762), (1976, 8088), (2022, 7904), (2496, 6403), (2696, 5928), (2964, 5392), (3648, 4381), (3952, 4044)]