18789275918

素因数分解:

$2^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{2543}}^1\times {\mathrm{7877}}^1$

素因数の和:10496

約数の個数: 32

約数和(自身を含む): 32707943424

約数和(自身を除く): 13918667506

約数列:

[1, 2, 7, 14, 67, 134, 469, 938, 2543, 5086, 7877, 15754, 17801, 35602, 55139, 110278, 170381, 340762, 527759, 1055518, 1192667, 2385334, 3694313, 7388626, 20031211, 40062422, 140218477, 280436954, 1342091137, 2684182274, 9394637959, 18789275918]

約数ペア:

[(1, 18789275918), (2, 9394637959), (7, 2684182274), (14, 1342091137), (67, 280436954), (134, 140218477), (469, 40062422), (938, 20031211), (2543, 7388626), (5086, 3694313), (7877, 2385334), (15754, 1192667), (17801, 1055518), (35602, 527759), (55139, 340762), (110278, 170381)]