2018539456

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{21647}}^1$

素因数の和:21737

約数の個数: 56

約数和(自身を含む): 4222918656

約数和(自身を除く): 2204379200

約数列:

[1, 2, 4, 8, 16, 31, 32, 47, 62, 64, 94, 124, 188, 248, 376, 496, 752, 992, 1457, 1504, 1984, 2914, 3008, 5828, 11656, 21647, 23312, 43294, 46624, 86588, 93248, 173176, 346352, 671057, 692704, 1017409, 1342114, 1385408, 2034818, 2684228, 4069636, 5368456, 8139272, 10736912, 16278544, 21473824, 31539679, 32557088, 42947648, 63079358, 65114176, 126158716, 252317432, 504634864, 1009269728, 2018539456]

約数ペア:

[(1, 2018539456), (2, 1009269728), (4, 504634864), (8, 252317432), (16, 126158716), (31, 65114176), (32, 63079358), (47, 42947648), (62, 32557088), (64, 31539679), (94, 21473824), (124, 16278544), (188, 10736912), (248, 8139272), (376, 5368456), (496, 4069636), (752, 2684228), (992, 2034818), (1457, 1385408), (1504, 1342114), (1984, 1017409), (2914, 692704), (3008, 671057), (5828, 346352), (11656, 173176), (21647, 93248), (23312, 86588), (43294, 46624)]