18740412

素因数分解:

$2^2\times 3^2\times {\mathrm{520567}}^1$

素因数の和:520577

約数の個数: 18

約数和(自身を含む): 47371688

約数和(自身を除く): 28631276

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 520567, 1041134, 1561701, 2082268, 3123402, 4685103, 6246804, 9370206, 18740412]

約数ペア:

[(1, 18740412), (2, 9370206), (3, 6246804), (4, 4685103), (6, 3123402), (9, 2082268), (12, 1561701), (18, 1041134), (36, 520567)]