2018854785

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{4219}}^1$

素因数の和:4342

約数の個数: 64

約数和(自身を含む): 3597465600

約数和(自身を除く): 1578610815

約数列:

[1, 3, 5, 15, 19, 23, 57, 69, 73, 95, 115, 219, 285, 345, 365, 437, 1095, 1311, 1387, 1679, 2185, 4161, 4219, 5037, 6555, 6935, 8395, 12657, 20805, 21095, 25185, 31901, 63285, 80161, 95703, 97037, 159505, 240483, 291111, 307987, 400805, 478515, 485185, 923961, 1202415, 1455555, 1539935, 1843703, 4619805, 5531109, 5851753, 7083701, 9218515, 17555259, 21251103, 27655545, 29258765, 35418505, 87776295, 106255515, 134590319, 403770957, 672951595, 2018854785]

約数ペア:

[(1, 2018854785), (3, 672951595), (5, 403770957), (15, 134590319), (19, 106255515), (23, 87776295), (57, 35418505), (69, 29258765), (73, 27655545), (95, 21251103), (115, 17555259), (219, 9218515), (285, 7083701), (345, 5851753), (365, 5531109), (437, 4619805), (1095, 1843703), (1311, 1539935), (1387, 1455555), (1679, 1202415), (2185, 923961), (4161, 485185), (4219, 478515), (5037, 400805), (6555, 307987), (6935, 291111), (8395, 240483), (12657, 159505), (20805, 97037), (21095, 95703), (25185, 80161), (31901, 63285)]