18808496

素因数分解:

$2^4\times 7^1\times {\mathrm{61}}^1\times {\mathrm{2753}}^1$

素因数の和:2829

約数の個数: 40

約数和(自身を含む): 42345504

約数和(自身を除く): 23537008

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 61, 112, 122, 244, 427, 488, 854, 976, 1708, 2753, 3416, 5506, 6832, 11012, 19271, 22024, 38542, 44048, 77084, 154168, 167933, 308336, 335866, 671732, 1175531, 1343464, 2351062, 2686928, 4702124, 9404248, 18808496]

約数ペア:

[(1, 18808496), (2, 9404248), (4, 4702124), (7, 2686928), (8, 2351062), (14, 1343464), (16, 1175531), (28, 671732), (56, 335866), (61, 308336), (112, 167933), (122, 154168), (244, 77084), (427, 44048), (488, 38542), (854, 22024), (976, 19271), (1708, 11012), (2753, 6832), (3416, 5506)]