19663008

素因数分解:

$2^5\times 3^1\times {\mathrm{239}}^1\times {\mathrm{857}}^1$

素因数の和:1109

約数の個数: 48

約数和(自身を含む): 51891840

約数和(自身を除く): 32228832

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 239, 478, 717, 857, 956, 1434, 1714, 1912, 2571, 2868, 3428, 3824, 5142, 5736, 6856, 7648, 10284, 11472, 13712, 20568, 22944, 27424, 41136, 82272, 204823, 409646, 614469, 819292, 1228938, 1638584, 2457876, 3277168, 4915752, 6554336, 9831504, 19663008]

約数ペア:

[(1, 19663008), (2, 9831504), (3, 6554336), (4, 4915752), (6, 3277168), (8, 2457876), (12, 1638584), (16, 1228938), (24, 819292), (32, 614469), (48, 409646), (96, 204823), (239, 82272), (478, 41136), (717, 27424), (857, 22944), (956, 20568), (1434, 13712), (1714, 11472), (1912, 10284), (2571, 7648), (2868, 6856), (3428, 5736), (3824, 5142)]