20745402

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{150329}}^1$

素因数の和:150357

約数の個数: 16

約数和(自身を含む): 43295040

約数和(自身を除く): 22549638

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 150329, 300658, 450987, 901974, 3457567, 6915134, 10372701, 20745402]

約数ペア:

[(1, 20745402), (2, 10372701), (3, 6915134), (6, 3457567), (23, 901974), (46, 450987), (69, 300658), (138, 150329)]