20169900455

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{467}}^1\times {\mathrm{1367}}^1$

素因数の和:1999

約数の個数: 32

約数和(自身を含む): 24891909120

約数和(自身を除く): 4722008665

約数列:

[1, 5, 71, 89, 355, 445, 467, 1367, 2335, 6319, 6835, 31595, 33157, 41563, 97057, 121663, 165785, 207815, 485285, 608315, 638389, 2950973, 3191945, 8638073, 14754865, 43190365, 45325619, 56816621, 226628095, 284083105, 4033980091, 20169900455]

約数ペア:

[(1, 20169900455), (5, 4033980091), (71, 284083105), (89, 226628095), (355, 56816621), (445, 45325619), (467, 43190365), (1367, 14754865), (2335, 8638073), (6319, 3191945), (6835, 2950973), (31595, 638389), (33157, 608315), (41563, 485285), (97057, 207815), (121663, 165785)]