15129776

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{317}}^1$

素因数の和:501

約数の個数: 40

約数和(自身を含む): 31151280

約数和(自身を除く): 16021504

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 157, 304, 314, 317, 628, 634, 1256, 1268, 2512, 2536, 2983, 5072, 5966, 6023, 11932, 12046, 23864, 24092, 47728, 48184, 49769, 96368, 99538, 199076, 398152, 796304, 945611, 1891222, 3782444, 7564888, 15129776]

約数ペア:

[(1, 15129776), (2, 7564888), (4, 3782444), (8, 1891222), (16, 945611), (19, 796304), (38, 398152), (76, 199076), (152, 99538), (157, 96368), (304, 49769), (314, 48184), (317, 47728), (628, 24092), (634, 23864), (1256, 12046), (1268, 11932), (2512, 6023), (2536, 5966), (2983, 5072)]