2018011928

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{5351}}^1$

素因数の和:5480

約数の個数: 64

約数和(自身を含む): 4161715200

約数和(自身を除く): 2143703272

約数列:

[1, 2, 4, 8, 17, 34, 47, 59, 68, 94, 118, 136, 188, 236, 376, 472, 799, 1003, 1598, 2006, 2773, 3196, 4012, 5351, 5546, 6392, 8024, 10702, 11092, 21404, 22184, 42808, 47141, 90967, 94282, 181934, 188564, 251497, 315709, 363868, 377128, 502994, 631418, 727736, 1005988, 1262836, 2011976, 2525672, 4275449, 5367053, 8550898, 10734106, 14838323, 17101796, 21468212, 29676646, 34203592, 42936424, 59353292, 118706584, 252251491, 504502982, 1009005964, 2018011928]

約数ペア:

[(1, 2018011928), (2, 1009005964), (4, 504502982), (8, 252251491), (17, 118706584), (34, 59353292), (47, 42936424), (59, 34203592), (68, 29676646), (94, 21468212), (118, 17101796), (136, 14838323), (188, 10734106), (236, 8550898), (376, 5367053), (472, 4275449), (799, 2525672), (1003, 2011976), (1598, 1262836), (2006, 1005988), (2773, 727736), (3196, 631418), (4012, 502994), (5351, 377128), (5546, 363868), (6392, 315709), (8024, 251497), (10702, 188564), (11092, 181934), (21404, 94282), (22184, 90967), (42808, 47141)]