20518441448

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{103549}}^1$

素因数の和:103650

約数の個数: 64

約数和(自身を含む): 42944256000

約数和(自身を除く): 22425814552

約数列:

[1, 2, 4, 8, 17, 31, 34, 47, 62, 68, 94, 124, 136, 188, 248, 376, 527, 799, 1054, 1457, 1598, 2108, 2914, 3196, 4216, 5828, 6392, 11656, 24769, 49538, 99076, 103549, 198152, 207098, 414196, 828392, 1760333, 3210019, 3520666, 4866803, 6420038, 7041332, 9733606, 12840076, 14082664, 19467212, 25680152, 38934424, 54570323, 82735651, 109140646, 150870893, 165471302, 218281292, 301741786, 330942604, 436562584, 603483572, 661885208, 1206967144, 2564805181, 5129610362, 10259220724, 20518441448]

約数ペア:

[(1, 20518441448), (2, 10259220724), (4, 5129610362), (8, 2564805181), (17, 1206967144), (31, 661885208), (34, 603483572), (47, 436562584), (62, 330942604), (68, 301741786), (94, 218281292), (124, 165471302), (136, 150870893), (188, 109140646), (248, 82735651), (376, 54570323), (527, 38934424), (799, 25680152), (1054, 19467212), (1457, 14082664), (1598, 12840076), (2108, 9733606), (2914, 7041332), (3196, 6420038), (4216, 4866803), (5828, 3520666), (6392, 3210019), (11656, 1760333), (24769, 828392), (49538, 414196), (99076, 207098), (103549, 198152)]