19417996864

素因数分解:

$2^6\times 7^1\times {\mathrm{197}}^1\times {\mathrm{220019}}^1$

素因数の和:220235

約数の個数: 56

約数和(自身を含む): 44260983360

約数和(自身を除く): 24842986496

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 197, 224, 394, 448, 788, 1379, 1576, 2758, 3152, 5516, 6304, 11032, 12608, 22064, 44128, 88256, 220019, 440038, 880076, 1540133, 1760152, 3080266, 3520304, 6160532, 7040608, 12321064, 14081216, 24642128, 43343743, 49284256, 86687486, 98568512, 173374972, 303406201, 346749944, 606812402, 693499888, 1213624804, 1386999776, 2427249608, 2773999552, 4854499216, 9708998432, 19417996864]

約数ペア:

[(1, 19417996864), (2, 9708998432), (4, 4854499216), (7, 2773999552), (8, 2427249608), (14, 1386999776), (16, 1213624804), (28, 693499888), (32, 606812402), (56, 346749944), (64, 303406201), (112, 173374972), (197, 98568512), (224, 86687486), (394, 49284256), (448, 43343743), (788, 24642128), (1379, 14081216), (1576, 12321064), (2758, 7040608), (3152, 6160532), (5516, 3520304), (6304, 3080266), (11032, 1760152), (12608, 1540133), (22064, 880076), (44128, 440038), (88256, 220019)]