20983466

素因数分解:

$2^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{6907}}^1$

素因数の和:6954

約数の個数: 24

約数和(自身を含む): 37800576

約数和(自身を除く): 16817110

約数列:

[1, 2, 7, 14, 31, 49, 62, 98, 217, 434, 1519, 3038, 6907, 13814, 48349, 96698, 214117, 338443, 428234, 676886, 1498819, 2997638, 10491733, 20983466]

約数ペア:

[(1, 20983466), (2, 10491733), (7, 2997638), (14, 1498819), (31, 676886), (49, 428234), (62, 338443), (98, 214117), (217, 96698), (434, 48349), (1519, 13814), (3038, 6907)]