17975178

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{311}}^1$

素因数の和:364

約数の個数: 72

約数和(自身を含む): 44534880

約数和(自身を除く): 26559702

約数列:

[1, 2, 3, 6, 9, 13, 18, 19, 26, 38, 39, 57, 78, 114, 117, 169, 171, 234, 247, 311, 338, 342, 494, 507, 622, 741, 933, 1014, 1482, 1521, 1866, 2223, 2799, 3042, 3211, 4043, 4446, 5598, 5909, 6422, 8086, 9633, 11818, 12129, 17727, 19266, 24258, 28899, 35454, 36387, 52559, 53181, 57798, 72774, 76817, 105118, 106362, 153634, 157677, 230451, 315354, 460902, 473031, 691353, 946062, 998621, 1382706, 1997242, 2995863, 5991726, 8987589, 17975178]

約数ペア:

[(1, 17975178), (2, 8987589), (3, 5991726), (6, 2995863), (9, 1997242), (13, 1382706), (18, 998621), (19, 946062), (26, 691353), (38, 473031), (39, 460902), (57, 315354), (78, 230451), (114, 157677), (117, 153634), (169, 106362), (171, 105118), (234, 76817), (247, 72774), (311, 57798), (338, 53181), (342, 52559), (494, 36387), (507, 35454), (622, 28899), (741, 24258), (933, 19266), (1014, 17727), (1482, 12129), (1521, 11818), (1866, 9633), (2223, 8086), (2799, 6422), (3042, 5909), (3211, 5598), (4043, 4446)]