17815665020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1267117}}^1$

素因数の和:1267182

約数の個数: 48

約数和(自身を含む): 40446406560

約数和(自身を除く): 22630741540

約数列:

[1, 2, 4, 5, 10, 19, 20, 37, 38, 74, 76, 95, 148, 185, 190, 370, 380, 703, 740, 1406, 2812, 3515, 7030, 14060, 1267117, 2534234, 5068468, 6335585, 12671170, 24075223, 25342340, 46883329, 48150446, 93766658, 96300892, 120376115, 187533316, 234416645, 240752230, 468833290, 481504460, 890783251, 937666580, 1781566502, 3563133004, 4453916255, 8907832510, 17815665020]

約数ペア:

[(1, 17815665020), (2, 8907832510), (4, 4453916255), (5, 3563133004), (10, 1781566502), (19, 937666580), (20, 890783251), (37, 481504460), (38, 468833290), (74, 240752230), (76, 234416645), (95, 187533316), (148, 120376115), (185, 96300892), (190, 93766658), (370, 48150446), (380, 46883329), (703, 25342340), (740, 24075223), (1406, 12671170), (2812, 6335585), (3515, 5068468), (7030, 2534234), (14060, 1267117)]