20194163874

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{479}}^1\times {\mathrm{54469}}^1$

素因数の和:54999

約数の個数: 48

約数和(自身を含む): 44865849600

約数和(自身を除く): 24671685726

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 258, 387, 479, 774, 958, 1437, 2874, 4311, 8622, 20597, 41194, 54469, 61791, 108938, 123582, 163407, 185373, 326814, 370746, 490221, 980442, 2342167, 4684334, 7026501, 14053002, 21079503, 26090651, 42159006, 52181302, 78271953, 156543906, 234815859, 469631718, 1121897993, 2243795986, 3365693979, 6731387958, 10097081937, 20194163874]

約数ペア:

[(1, 20194163874), (2, 10097081937), (3, 6731387958), (6, 3365693979), (9, 2243795986), (18, 1121897993), (43, 469631718), (86, 234815859), (129, 156543906), (258, 78271953), (387, 52181302), (479, 42159006), (774, 26090651), (958, 21079503), (1437, 14053002), (2874, 7026501), (4311, 4684334), (8622, 2342167), (20597, 980442), (41194, 490221), (54469, 370746), (61791, 326814), (108938, 185373), (123582, 163407)]