20343855190

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{181}}^1\times {\mathrm{274139}}^1$

素因数の和:274368

約数の個数: 32

約数和(自身を含む): 37719470880

約数和(自身を除く): 17375615690

約数列:

[1, 2, 5, 10, 41, 82, 181, 205, 362, 410, 905, 1810, 7421, 14842, 37105, 74210, 274139, 548278, 1370695, 2741390, 11239699, 22479398, 49619159, 56198495, 99238318, 112396990, 248095795, 496191590, 2034385519, 4068771038, 10171927595, 20343855190]

約数ペア:

[(1, 20343855190), (2, 10171927595), (5, 4068771038), (10, 2034385519), (41, 496191590), (82, 248095795), (181, 112396990), (205, 99238318), (362, 56198495), (410, 49619159), (905, 22479398), (1810, 11239699), (7421, 2741390), (14842, 1370695), (37105, 548278), (74210, 274139)]