18738954

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1097}}^1$

素因数の和:1191

約数の個数: 48

約数和(自身を含む): 44363592

約数和(自身を除く): 25624638

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 73, 78, 117, 146, 219, 234, 438, 657, 949, 1097, 1314, 1898, 2194, 2847, 3291, 5694, 6582, 8541, 9873, 14261, 17082, 19746, 28522, 42783, 80081, 85566, 128349, 160162, 240243, 256698, 480486, 720729, 1041053, 1441458, 2082106, 3123159, 6246318, 9369477, 18738954]

約数ペア:

[(1, 18738954), (2, 9369477), (3, 6246318), (6, 3123159), (9, 2082106), (13, 1441458), (18, 1041053), (26, 720729), (39, 480486), (73, 256698), (78, 240243), (117, 160162), (146, 128349), (219, 85566), (234, 80081), (438, 42783), (657, 28522), (949, 19746), (1097, 17082), (1314, 14261), (1898, 9873), (2194, 8541), (2847, 6582), (3291, 5694)]