18508464

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{9887}}^1$

素因数の和:9914

約数の個数: 60

約数和(自身を含む): 55788096

約数和(自身を除く): 37279632

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 117, 144, 156, 208, 234, 312, 468, 624, 936, 1872, 9887, 19774, 29661, 39548, 59322, 79096, 88983, 118644, 128531, 158192, 177966, 237288, 257062, 355932, 385593, 474576, 514124, 711864, 771186, 1028248, 1156779, 1423728, 1542372, 2056496, 2313558, 3084744, 4627116, 6169488, 9254232, 18508464]

約数ペア:

[(1, 18508464), (2, 9254232), (3, 6169488), (4, 4627116), (6, 3084744), (8, 2313558), (9, 2056496), (12, 1542372), (13, 1423728), (16, 1156779), (18, 1028248), (24, 771186), (26, 711864), (36, 514124), (39, 474576), (48, 385593), (52, 355932), (72, 257062), (78, 237288), (104, 177966), (117, 158192), (144, 128531), (156, 118644), (208, 88983), (234, 79096), (312, 59322), (468, 39548), (624, 29661), (936, 19774), (1872, 9887)]