20131966309

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{17207}}^1$

素因数の和:17306

約数の個数: 48

約数和(自身を含む): 26603292672

約数和(自身を除く): 6471326363

約数列:

[1, 7, 13, 23, 43, 91, 161, 169, 299, 301, 559, 989, 1183, 2093, 3887, 3913, 6923, 7267, 12857, 17207, 27209, 50869, 89999, 120449, 167141, 223691, 395761, 739901, 1169987, 1565837, 2770327, 2907983, 5144893, 5179307, 9618713, 17017723, 20355881, 36014251, 66883609, 67330991, 119124061, 125043269, 221230399, 468185263, 875302883, 1548612793, 2875995187, 20131966309]

約数ペア:

[(1, 20131966309), (7, 2875995187), (13, 1548612793), (23, 875302883), (43, 468185263), (91, 221230399), (161, 125043269), (169, 119124061), (299, 67330991), (301, 66883609), (559, 36014251), (989, 20355881), (1183, 17017723), (2093, 9618713), (3887, 5179307), (3913, 5144893), (6923, 2907983), (7267, 2770327), (12857, 1565837), (17207, 1169987), (27209, 739901), (50869, 395761), (89999, 223691), (120449, 167141)]