20199973983

素因数分解:

$3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{197}}^1\times {\mathrm{359}}^1$

素因数の和:669

約数の個数: 96

約数和(自身を含む): 33153753600

約数和(自身を除く): 12953779617

約数列:

[1, 3, 7, 21, 29, 49, 67, 87, 147, 197, 201, 203, 359, 469, 591, 609, 1077, 1379, 1407, 1421, 1943, 2513, 3283, 4137, 4263, 5713, 5829, 7539, 9653, 9849, 10411, 13199, 13601, 17139, 17591, 24053, 28959, 31233, 39597, 39991, 40803, 52773, 70723, 72159, 72877, 92393, 95207, 119973, 168371, 212169, 218631, 277179, 279937, 285621, 382771, 495061, 505113, 510139, 646751, 697537, 839811, 1148313, 1178597, 1485183, 1530417, 1940253, 2050967, 2092611, 2679397, 3465427, 3535791, 4738441, 4882759, 6152901, 8038191, 10396281, 14215323, 14356769, 14648277, 18755779, 33169087, 34179313, 43070307, 56267337, 99507261, 100497383, 102537939, 137414789, 232183609, 301492149, 412244367, 696550827, 961903523, 2885710569, 6733324661, 20199973983]

約数ペア:

[(1, 20199973983), (3, 6733324661), (7, 2885710569), (21, 961903523), (29, 696550827), (49, 412244367), (67, 301492149), (87, 232183609), (147, 137414789), (197, 102537939), (201, 100497383), (203, 99507261), (359, 56267337), (469, 43070307), (591, 34179313), (609, 33169087), (1077, 18755779), (1379, 14648277), (1407, 14356769), (1421, 14215323), (1943, 10396281), (2513, 8038191), (3283, 6152901), (4137, 4882759), (4263, 4738441), (5713, 3535791), (5829, 3465427), (7539, 2679397), (9653, 2092611), (9849, 2050967), (10411, 1940253), (13199, 1530417), (13601, 1485183), (17139, 1178597), (17591, 1148313), (24053, 839811), (28959, 697537), (31233, 646751), (39597, 510139), (39991, 505113), (40803, 495061), (52773, 382771), (70723, 285621), (72159, 279937), (72877, 277179), (92393, 218631), (95207, 212169), (119973, 168371)]