19647111856

素因数分解:

$2^4\times {\mathrm{35797}}^1\times {\mathrm{34303}}^1$

素因数の和:70108

約数の個数: 20

約数和(自身を含む): 38068452352

約数和(自身を除く): 18421340496

約数列:

[1, 2, 4, 8, 16, 34303, 35797, 68606, 71594, 137212, 143188, 274424, 286376, 548848, 572752, 1227944491, 2455888982, 4911777964, 9823555928, 19647111856]

約数ペア:

[(1, 19647111856), (2, 9823555928), (4, 4911777964), (8, 2455888982), (16, 1227944491), (34303, 572752), (35797, 548848), (68606, 286376), (71594, 274424), (137212, 143188)]