20201484237

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{200513}}^1$

素因数の和:200641

約数の個数: 32

約数和(自身を含む): 30490960896

約数和(自身を除く): 10289476659

約数列:

[1, 3, 11, 33, 43, 71, 129, 213, 473, 781, 1419, 2343, 3053, 9159, 33583, 100749, 200513, 601539, 2205643, 6616929, 8622059, 14236423, 25866177, 42709269, 94842649, 156600653, 284527947, 469801959, 612166189, 1836498567, 6733828079, 20201484237]

約数ペア:

[(1, 20201484237), (3, 6733828079), (11, 1836498567), (33, 612166189), (43, 469801959), (71, 284527947), (129, 156600653), (213, 94842649), (473, 42709269), (781, 25866177), (1419, 14236423), (2343, 8622059), (3053, 6616929), (9159, 2205643), (33583, 601539), (100749, 200513)]