20120370668

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{337}}^1\times {\mathrm{4987}}^1$

素因数の和:5442

約数の個数: 48

約数和(自身を含む): 36679397664

約数和(自身を除く): 16559026996

約数列:

[1, 2, 4, 41, 73, 82, 146, 164, 292, 337, 674, 1348, 2993, 4987, 5986, 9974, 11972, 13817, 19948, 24601, 27634, 49202, 55268, 98404, 204467, 364051, 408934, 728102, 817868, 1008641, 1456204, 1680619, 2017282, 3361238, 4034564, 6722476, 14926091, 29852182, 59704364, 68905379, 122685187, 137810758, 245370374, 275621516, 490740748, 5030092667, 10060185334, 20120370668]

約数ペア:

[(1, 20120370668), (2, 10060185334), (4, 5030092667), (41, 490740748), (73, 275621516), (82, 245370374), (146, 137810758), (164, 122685187), (292, 68905379), (337, 59704364), (674, 29852182), (1348, 14926091), (2993, 6722476), (4987, 4034564), (5986, 3361238), (9974, 2017282), (11972, 1680619), (13817, 1456204), (19948, 1008641), (24601, 817868), (27634, 728102), (49202, 408934), (55268, 364051), (98404, 204467)]