2784202012

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{43}}^2\times {\mathrm{19813}}^1$

素因数の和:19922

約数の個数: 36

約数和(自身を含む): 5251106280

約数和(自身を除く): 2466904268

約数列:

[1, 2, 4, 19, 38, 43, 76, 86, 172, 817, 1634, 1849, 3268, 3698, 7396, 19813, 35131, 39626, 70262, 79252, 140524, 376447, 752894, 851959, 1505788, 1703918, 3407836, 16187221, 32374442, 36634237, 64748884, 73268474, 146536948, 696050503, 1392101006, 2784202012]

約数ペア:

[(1, 2784202012), (2, 1392101006), (4, 696050503), (19, 146536948), (38, 73268474), (43, 64748884), (76, 36634237), (86, 32374442), (172, 16187221), (817, 3407836), (1634, 1703918), (1849, 1505788), (3268, 851959), (3698, 752894), (7396, 376447), (19813, 140524), (35131, 79252), (39626, 70262)]