17937582

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:209

約数の個数: 64

約数和(自身を含む): 40642560

約数和(自身を除く): 22704978

約数列:

[1, 2, 3, 6, 13, 26, 39, 41, 71, 78, 79, 82, 123, 142, 158, 213, 237, 246, 426, 474, 533, 923, 1027, 1066, 1599, 1846, 2054, 2769, 2911, 3081, 3198, 3239, 5538, 5609, 5822, 6162, 6478, 8733, 9717, 11218, 16827, 17466, 19434, 33654, 37843, 42107, 72917, 75686, 84214, 113529, 126321, 145834, 218751, 227058, 229969, 252642, 437502, 459938, 689907, 1379814, 2989597, 5979194, 8968791, 17937582]

約数ペア:

[(1, 17937582), (2, 8968791), (3, 5979194), (6, 2989597), (13, 1379814), (26, 689907), (39, 459938), (41, 437502), (71, 252642), (78, 229969), (79, 227058), (82, 218751), (123, 145834), (142, 126321), (158, 113529), (213, 84214), (237, 75686), (246, 72917), (426, 42107), (474, 37843), (533, 33654), (923, 19434), (1027, 17466), (1066, 16827), (1599, 11218), (1846, 9717), (2054, 8733), (2769, 6478), (2911, 6162), (3081, 5822), (3198, 5609), (3239, 5538)]