18420806068

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{3541}}^1$

素因数の和:3725

約数の個数: 96

約数和(自身を含む): 38845255680

約数和(自身を除く): 20424449612

約数列:

[1, 2, 4, 7, 14, 28, 47, 59, 67, 94, 118, 134, 188, 236, 268, 329, 413, 469, 658, 826, 938, 1316, 1652, 1876, 2773, 3149, 3541, 3953, 5546, 6298, 7082, 7906, 11092, 12596, 14164, 15812, 19411, 22043, 24787, 27671, 38822, 44086, 49574, 55342, 77644, 88172, 99148, 110684, 166427, 185791, 208919, 237247, 332854, 371582, 417838, 474494, 665708, 743164, 835676, 948988, 1164989, 1300537, 1462433, 1660729, 2329978, 2601074, 2924866, 3321458, 4659956, 5202148, 5849732, 6642916, 9819193, 11150609, 13997573, 19638386, 22301218, 27995146, 39276772, 44602436, 55990292, 68734351, 78054263, 97983011, 137468702, 156108526, 195966022, 274937404, 312217052, 391932044, 657885931, 1315771862, 2631543724, 4605201517, 9210403034, 18420806068]

約数ペア:

[(1, 18420806068), (2, 9210403034), (4, 4605201517), (7, 2631543724), (14, 1315771862), (28, 657885931), (47, 391932044), (59, 312217052), (67, 274937404), (94, 195966022), (118, 156108526), (134, 137468702), (188, 97983011), (236, 78054263), (268, 68734351), (329, 55990292), (413, 44602436), (469, 39276772), (658, 27995146), (826, 22301218), (938, 19638386), (1316, 13997573), (1652, 11150609), (1876, 9819193), (2773, 6642916), (3149, 5849732), (3541, 5202148), (3953, 4659956), (5546, 3321458), (6298, 2924866), (7082, 2601074), (7906, 2329978), (11092, 1660729), (12596, 1462433), (14164, 1300537), (15812, 1164989), (19411, 948988), (22043, 835676), (24787, 743164), (27671, 665708), (38822, 474494), (44086, 417838), (49574, 371582), (55342, 332854), (77644, 237247), (88172, 208919), (99148, 185791), (110684, 166427)]