20174006979

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{167}}^1\times {\mathrm{2347}}^1$

素因数の和:2589

約数の個数: 96

約数和(自身を含む): 36101345280

約数和(自身を除く): 15927338301

約数列:

[1, 3, 7, 9, 19, 21, 43, 57, 63, 129, 133, 167, 171, 301, 387, 399, 501, 817, 903, 1169, 1197, 1503, 2347, 2451, 2709, 3173, 3507, 5719, 7041, 7181, 7353, 9519, 10521, 16429, 17157, 21123, 21543, 22211, 28557, 44593, 49287, 50267, 51471, 64629, 66633, 100921, 133779, 136439, 147861, 150801, 199899, 302763, 312151, 391949, 401337, 409317, 452403, 706447, 908289, 936453, 955073, 1175847, 1227951, 1917499, 2119341, 2743643, 2809359, 2865219, 3527541, 5752497, 6358023, 7447031, 8230929, 8595657, 13422493, 16853807, 17257491, 22341093, 24692787, 40267479, 50561421, 52129217, 67023279, 117976649, 120802437, 151684263, 156387651, 320222333, 353929947, 469162953, 960666999, 1061789841, 2241556331, 2882000997, 6724668993, 20174006979]

約数ペア:

[(1, 20174006979), (3, 6724668993), (7, 2882000997), (9, 2241556331), (19, 1061789841), (21, 960666999), (43, 469162953), (57, 353929947), (63, 320222333), (129, 156387651), (133, 151684263), (167, 120802437), (171, 117976649), (301, 67023279), (387, 52129217), (399, 50561421), (501, 40267479), (817, 24692787), (903, 22341093), (1169, 17257491), (1197, 16853807), (1503, 13422493), (2347, 8595657), (2451, 8230929), (2709, 7447031), (3173, 6358023), (3507, 5752497), (5719, 3527541), (7041, 2865219), (7181, 2809359), (7353, 2743643), (9519, 2119341), (10521, 1917499), (16429, 1227951), (17157, 1175847), (21123, 955073), (21543, 936453), (22211, 908289), (28557, 706447), (44593, 452403), (49287, 409317), (50267, 401337), (51471, 391949), (64629, 312151), (66633, 302763), (100921, 199899), (133779, 150801), (136439, 147861)]