20307504

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{3181}}^1$

素因数の和:3218

約数の個数: 80

約数和(自身を含む): 63130880

約数和(自身を除く): 42823376

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 24, 28, 38, 42, 48, 56, 57, 76, 84, 112, 114, 133, 152, 168, 228, 266, 304, 336, 399, 456, 532, 798, 912, 1064, 1596, 2128, 3181, 3192, 6362, 6384, 9543, 12724, 19086, 22267, 25448, 38172, 44534, 50896, 60439, 66801, 76344, 89068, 120878, 133602, 152688, 178136, 181317, 241756, 267204, 356272, 362634, 423073, 483512, 534408, 725268, 846146, 967024, 1068816, 1269219, 1450536, 1692292, 2538438, 2901072, 3384584, 5076876, 6769168, 10153752, 20307504]

約数ペア:

[(1, 20307504), (2, 10153752), (3, 6769168), (4, 5076876), (6, 3384584), (7, 2901072), (8, 2538438), (12, 1692292), (14, 1450536), (16, 1269219), (19, 1068816), (21, 967024), (24, 846146), (28, 725268), (38, 534408), (42, 483512), (48, 423073), (56, 362634), (57, 356272), (76, 267204), (84, 241756), (112, 181317), (114, 178136), (133, 152688), (152, 133602), (168, 120878), (228, 89068), (266, 76344), (304, 66801), (336, 60439), (399, 50896), (456, 44534), (532, 38172), (798, 25448), (912, 22267), (1064, 19086), (1596, 12724), (2128, 9543), (3181, 6384), (3192, 6362)]