19810206

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{84659}}^1$

素因数の和:84680

約数の個数: 24

約数和(自身を含む): 46224360

約数和(自身を除く): 26414154

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 84659, 169318, 253977, 507954, 761931, 1100567, 1523862, 2201134, 3301701, 6603402, 9905103, 19810206]

約数ペア:

[(1, 19810206), (2, 9905103), (3, 6603402), (6, 3301701), (9, 2201134), (13, 1523862), (18, 1100567), (26, 761931), (39, 507954), (78, 253977), (117, 169318), (234, 84659)]