20906351550

素因数分解:

$2^1\times 3^2\times 5^2\times 7^1\times {\mathrm{6636937}}^1$

素因数の和:6636962

約数の個数: 72

約数和(自身を含む): 64192464336

約数和(自身を除く): 43286112786

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 30, 35, 42, 45, 50, 63, 70, 75, 90, 105, 126, 150, 175, 210, 225, 315, 350, 450, 525, 630, 1050, 1575, 3150, 6636937, 13273874, 19910811, 33184685, 39821622, 46458559, 59732433, 66369370, 92917118, 99554055, 119464866, 139375677, 165923425, 199108110, 232292795, 278751354, 298662165, 331846850, 418127031, 464585590, 497770275, 597324330, 696878385, 836254062, 995540550, 1161463975, 1393756770, 1493310825, 2090635155, 2322927950, 2986621650, 3484391925, 4181270310, 6968783850, 10453175775, 20906351550]

約数ペア:

[(1, 20906351550), (2, 10453175775), (3, 6968783850), (5, 4181270310), (6, 3484391925), (7, 2986621650), (9, 2322927950), (10, 2090635155), (14, 1493310825), (15, 1393756770), (18, 1161463975), (21, 995540550), (25, 836254062), (30, 696878385), (35, 597324330), (42, 497770275), (45, 464585590), (50, 418127031), (63, 331846850), (70, 298662165), (75, 278751354), (90, 232292795), (105, 199108110), (126, 165923425), (150, 139375677), (175, 119464866), (210, 99554055), (225, 92917118), (315, 66369370), (350, 59732433), (450, 46458559), (525, 39821622), (630, 33184685), (1050, 19910811), (1575, 13273874), (3150, 6636937)]