20473768

素因数分解:

$2^3\times 7^2\times {\mathrm{29}}^1\times {\mathrm{1801}}^1$

素因数の和:1850

約数の個数: 48

約数和(自身を含む): 46221300

約数和(自身を除く): 25747532

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 49, 56, 58, 98, 116, 196, 203, 232, 392, 406, 812, 1421, 1624, 1801, 2842, 3602, 5684, 7204, 11368, 12607, 14408, 25214, 50428, 52229, 88249, 100856, 104458, 176498, 208916, 352996, 365603, 417832, 705992, 731206, 1462412, 2559221, 2924824, 5118442, 10236884, 20473768]

約数ペア:

[(1, 20473768), (2, 10236884), (4, 5118442), (7, 2924824), (8, 2559221), (14, 1462412), (28, 731206), (29, 705992), (49, 417832), (56, 365603), (58, 352996), (98, 208916), (116, 176498), (196, 104458), (203, 100856), (232, 88249), (392, 52229), (406, 50428), (812, 25214), (1421, 14408), (1624, 12607), (1801, 11368), (2842, 7204), (3602, 5684)]