20081490245

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{653}}^1\times {\mathrm{2239}}^1$

素因数の和:3005

約数の個数: 32

約数和(自身を含む): 25103554560

約数和(自身を除く): 5022064315

約数列:

[1, 5, 41, 67, 205, 335, 653, 2239, 2747, 3265, 11195, 13735, 26773, 43751, 91799, 133865, 150013, 218755, 458995, 750065, 1462067, 1793791, 6150533, 7310335, 8968955, 30752665, 59944747, 97958489, 299723735, 489792445, 4016298049, 20081490245]

約数ペア:

[(1, 20081490245), (5, 4016298049), (41, 489792445), (67, 299723735), (205, 97958489), (335, 59944747), (653, 30752665), (2239, 8968955), (2747, 7310335), (3265, 6150533), (11195, 1793791), (13735, 1462067), (26773, 750065), (43751, 458995), (91799, 218755), (133865, 150013)]