19770018

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{143261}}^1$

素因数の和:143289

約数の個数: 16

約数和(自身を含む): 41259456

約数和(自身を除く): 21489438

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 143261, 286522, 429783, 859566, 3295003, 6590006, 9885009, 19770018]

約数ペア:

[(1, 19770018), (2, 9885009), (3, 6590006), (6, 3295003), (23, 859566), (46, 429783), (69, 286522), (138, 143261)]