20501311245

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{271}}^1\times {\mathrm{296669}}^1$

素因数の和:296965

約数の個数: 32

約数和(自身を含む): 34859911680

約数和(自身を除く): 14358600435

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 271, 813, 1355, 4065, 4607, 13821, 23035, 69105, 296669, 890007, 1483345, 4450035, 5043373, 15130119, 25216865, 75650595, 80397299, 241191897, 401986495, 1205959485, 1366754083, 4100262249, 6833770415, 20501311245]

約数ペア:

[(1, 20501311245), (3, 6833770415), (5, 4100262249), (15, 1366754083), (17, 1205959485), (51, 401986495), (85, 241191897), (255, 80397299), (271, 75650595), (813, 25216865), (1355, 15130119), (4065, 5043373), (4607, 4450035), (13821, 1483345), (23035, 890007), (69105, 296669)]