20249989630

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{337}}^1\times {\mathrm{563}}^1\times {\mathrm{821}}^1$

素因数の和:1741

約数の個数: 64

約数和(自身を含む): 39488275008

約数和(自身を除く): 19238285378

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 337, 563, 674, 821, 1126, 1642, 1685, 2815, 3370, 4105, 4381, 5630, 7319, 8210, 8762, 10673, 14638, 21346, 21905, 36595, 43810, 53365, 73190, 106730, 189731, 276677, 379462, 462223, 553354, 924446, 948655, 1383385, 1897310, 2311115, 2466503, 2766770, 3596801, 4622230, 4933006, 6008899, 7193602, 12017798, 12332515, 17984005, 24665030, 30044495, 35968010, 60088990, 155769151, 311538302, 778845755, 1557691510, 2024998963, 4049997926, 10124994815, 20249989630]

約数ペア:

[(1, 20249989630), (2, 10124994815), (5, 4049997926), (10, 2024998963), (13, 1557691510), (26, 778845755), (65, 311538302), (130, 155769151), (337, 60088990), (563, 35968010), (674, 30044495), (821, 24665030), (1126, 17984005), (1642, 12332515), (1685, 12017798), (2815, 7193602), (3370, 6008899), (4105, 4933006), (4381, 4622230), (5630, 3596801), (7319, 2766770), (8210, 2466503), (8762, 2311115), (10673, 1897310), (14638, 1383385), (21346, 948655), (21905, 924446), (36595, 553354), (43810, 462223), (53365, 379462), (73190, 276677), (106730, 189731)]