20651456088

素因数分解:

$2^3\times 3^8\times {\mathrm{393451}}^1$

素因数の和:393481

約数の個数: 72

約数和(自身を含む): 58079416980

約数和(自身を除く): 37427960892

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 243, 324, 486, 648, 729, 972, 1458, 1944, 2187, 2916, 4374, 5832, 6561, 8748, 13122, 17496, 26244, 52488, 393451, 786902, 1180353, 1573804, 2360706, 3147608, 3541059, 4721412, 7082118, 9442824, 10623177, 14164236, 21246354, 28328472, 31869531, 42492708, 63739062, 84985416, 95608593, 127478124, 191217186, 254956248, 286825779, 382434372, 573651558, 764868744, 860477337, 1147303116, 1720954674, 2294606232, 2581432011, 3441909348, 5162864022, 6883818696, 10325728044, 20651456088]

約数ペア:

[(1, 20651456088), (2, 10325728044), (3, 6883818696), (4, 5162864022), (6, 3441909348), (8, 2581432011), (9, 2294606232), (12, 1720954674), (18, 1147303116), (24, 860477337), (27, 764868744), (36, 573651558), (54, 382434372), (72, 286825779), (81, 254956248), (108, 191217186), (162, 127478124), (216, 95608593), (243, 84985416), (324, 63739062), (486, 42492708), (648, 31869531), (729, 28328472), (972, 21246354), (1458, 14164236), (1944, 10623177), (2187, 9442824), (2916, 7082118), (4374, 4721412), (5832, 3541059), (6561, 3147608), (8748, 2360706), (13122, 1573804), (17496, 1180353), (26244, 786902), (52488, 393451)]