20083217

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{131}}^1\times {\mathrm{181}}^1$

素因数の和:341

約数の個数: 24

約数和(自身を含む): 25561536

約数和(自身を除く): 5478319

約数列:

[1, 7, 11, 77, 121, 131, 181, 847, 917, 1267, 1441, 1991, 10087, 13937, 15851, 21901, 23711, 110957, 153307, 165977, 260821, 1825747, 2869031, 20083217]

約数ペア:

[(1, 20083217), (7, 2869031), (11, 1825747), (77, 260821), (121, 165977), (131, 153307), (181, 110957), (847, 23711), (917, 21901), (1267, 15851), (1441, 13937), (1991, 10087)]