1979656432

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{349}}^1\times {\mathrm{27271}}^1$

素因数の和:27641

約数の個数: 40

約数和(自身を含む): 4142616800

約数和(自身を除く): 2162960368

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 349, 698, 1396, 2792, 4537, 5584, 9074, 18148, 27271, 36296, 54542, 72592, 109084, 218168, 354523, 436336, 709046, 1418092, 2836184, 5672368, 9517579, 19035158, 38070316, 76140632, 123728527, 152281264, 247457054, 494914108, 989828216, 1979656432]

約数ペア:

[(1, 1979656432), (2, 989828216), (4, 494914108), (8, 247457054), (13, 152281264), (16, 123728527), (26, 76140632), (52, 38070316), (104, 19035158), (208, 9517579), (349, 5672368), (698, 2836184), (1396, 1418092), (2792, 709046), (4537, 436336), (5584, 354523), (9074, 218168), (18148, 109084), (27271, 72592), (36296, 54542)]