20106449006973

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{9859}}^1\times {\mathrm{2624711}}^1$

素因数の和:2634617

約数の個数: 32

約数和(自身を含む): 31469666949120

約数和(自身を除く): 11363217942147

約数列:

[1, 3, 7, 21, 37, 111, 259, 777, 9859, 29577, 69013, 207039, 364783, 1094349, 2553481, 2624711, 7660443, 7874133, 18372977, 55118931, 97114307, 291342921, 679800149, 2039400447, 25877025749, 77631077247, 181139180243, 543417540729, 957449952713, 2872349858139, 6702149668991, 20106449006973]

約数ペア:

[(1, 20106449006973), (3, 6702149668991), (7, 2872349858139), (21, 957449952713), (37, 543417540729), (111, 181139180243), (259, 77631077247), (777, 25877025749), (9859, 2039400447), (29577, 679800149), (69013, 291342921), (207039, 97114307), (364783, 55118931), (1094349, 18372977), (2553481, 7874133), (2624711, 7660443)]