20598888

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{227}}^1$

素因数の和:454

約数の個数: 64

約数和(自身を含む): 54720000

約数和(自身を除く): 34121112

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 57, 76, 114, 152, 199, 227, 228, 398, 454, 456, 597, 681, 796, 908, 1194, 1362, 1592, 1816, 2388, 2724, 3781, 4313, 4776, 5448, 7562, 8626, 11343, 12939, 15124, 17252, 22686, 25878, 30248, 34504, 45173, 45372, 51756, 90346, 90744, 103512, 135519, 180692, 271038, 361384, 542076, 858287, 1084152, 1716574, 2574861, 3433148, 5149722, 6866296, 10299444, 20598888]

約数ペア:

[(1, 20598888), (2, 10299444), (3, 6866296), (4, 5149722), (6, 3433148), (8, 2574861), (12, 1716574), (19, 1084152), (24, 858287), (38, 542076), (57, 361384), (76, 271038), (114, 180692), (152, 135519), (199, 103512), (227, 90744), (228, 90346), (398, 51756), (454, 45372), (456, 45173), (597, 34504), (681, 30248), (796, 25878), (908, 22686), (1194, 17252), (1362, 15124), (1592, 12939), (1816, 11343), (2388, 8626), (2724, 7562), (3781, 5448), (4313, 4776)]