18716992

素因数分解:

$2^6\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1019}}^1$

素因数の和:1079

約数の個数: 56

約数和(自身を含む): 43525440

約数和(自身を除く): 24808448

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 41, 56, 64, 82, 112, 164, 224, 287, 328, 448, 574, 656, 1019, 1148, 1312, 2038, 2296, 2624, 4076, 4592, 7133, 8152, 9184, 14266, 16304, 18368, 28532, 32608, 41779, 57064, 65216, 83558, 114128, 167116, 228256, 292453, 334232, 456512, 584906, 668464, 1169812, 1336928, 2339624, 2673856, 4679248, 9358496, 18716992]

約数ペア:

[(1, 18716992), (2, 9358496), (4, 4679248), (7, 2673856), (8, 2339624), (14, 1336928), (16, 1169812), (28, 668464), (32, 584906), (41, 456512), (56, 334232), (64, 292453), (82, 228256), (112, 167116), (164, 114128), (224, 83558), (287, 65216), (328, 57064), (448, 41779), (574, 32608), (656, 28532), (1019, 18368), (1148, 16304), (1312, 14266), (2038, 9184), (2296, 8152), (2624, 7133), (4076, 4592)]