18646264

素因数分解:

$2^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{3659}}^1$

素因数の和:3692

約数の個数: 48

約数和(自身を含む): 43810200

約数和(自身を除く): 25163936

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 49, 52, 56, 91, 98, 104, 182, 196, 364, 392, 637, 728, 1274, 2548, 3659, 5096, 7318, 14636, 25613, 29272, 47567, 51226, 95134, 102452, 179291, 190268, 204904, 332969, 358582, 380536, 665938, 717164, 1331876, 1434328, 2330783, 2663752, 4661566, 9323132, 18646264]

約数ペア:

[(1, 18646264), (2, 9323132), (4, 4661566), (7, 2663752), (8, 2330783), (13, 1434328), (14, 1331876), (26, 717164), (28, 665938), (49, 380536), (52, 358582), (56, 332969), (91, 204904), (98, 190268), (104, 179291), (182, 102452), (196, 95134), (364, 51226), (392, 47567), (637, 29272), (728, 25613), (1274, 14636), (2548, 7318), (3659, 5096)]