20349971278

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{152959}}^1$

素因数の和:153041

約数の個数: 64

約数和(自身を含む): 40704491520

約数和(自身を除く): 20354520242

約数列:

[1, 2, 7, 13, 14, 17, 26, 34, 43, 86, 91, 119, 182, 221, 238, 301, 442, 559, 602, 731, 1118, 1462, 1547, 3094, 3913, 5117, 7826, 9503, 10234, 19006, 66521, 133042, 152959, 305918, 1070713, 1988467, 2141426, 2600303, 3976934, 5200606, 6577237, 13154474, 13919269, 18202121, 27838538, 33803939, 36404242, 46040659, 67607878, 85504081, 92081318, 111813029, 171008162, 223626058, 236627573, 473255146, 598528567, 782691203, 1197057134, 1453569377, 1565382406, 2907138754, 10174985639, 20349971278]

約数ペア:

[(1, 20349971278), (2, 10174985639), (7, 2907138754), (13, 1565382406), (14, 1453569377), (17, 1197057134), (26, 782691203), (34, 598528567), (43, 473255146), (86, 236627573), (91, 223626058), (119, 171008162), (182, 111813029), (221, 92081318), (238, 85504081), (301, 67607878), (442, 46040659), (559, 36404242), (602, 33803939), (731, 27838538), (1118, 18202121), (1462, 13919269), (1547, 13154474), (3094, 6577237), (3913, 5200606), (5117, 3976934), (7826, 2600303), (9503, 2141426), (10234, 1988467), (19006, 1070713), (66521, 305918), (133042, 152959)]