20507377178

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{599}}^1\times {\mathrm{364213}}^1$

素因数の和:364861

約数の個数: 16

約数和(自身を含む): 31468089600

約数和(自身を除く): 10960712422

約数列:

[1, 2, 47, 94, 599, 1198, 28153, 56306, 364213, 728426, 17118011, 34236022, 218163587, 436327174, 10253688589, 20507377178]

約数ペア:

[(1, 20507377178), (2, 10253688589), (47, 436327174), (94, 218163587), (599, 34236022), (1198, 17118011), (28153, 728426), (56306, 364213)]