19826534

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{2657}}^1$

素因数の和:2720

約数の個数: 32

約数和(自身を含む): 37509696

約数和(自身を除く): 17683162

約数列:

[1, 2, 7, 13, 14, 26, 41, 82, 91, 182, 287, 533, 574, 1066, 2657, 3731, 5314, 7462, 18599, 34541, 37198, 69082, 108937, 217874, 241787, 483574, 762559, 1416181, 1525118, 2832362, 9913267, 19826534]

約数ペア:

[(1, 19826534), (2, 9913267), (7, 2832362), (13, 1525118), (14, 1416181), (26, 762559), (41, 483574), (82, 241787), (91, 217874), (182, 108937), (287, 69082), (533, 37198), (574, 34541), (1066, 18599), (2657, 7462), (3731, 5314)]