20180648847

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{337}}^1\times {\mathrm{2131}}^1$

素因数の和:2536

約数の個数: 64

約数和(自身を含む): 31130611200

約数和(自身を除く): 10949962353

約数列:

[1, 3, 17, 19, 29, 51, 57, 87, 323, 337, 493, 551, 969, 1011, 1479, 1653, 2131, 5729, 6393, 6403, 9367, 9773, 17187, 19209, 28101, 29319, 36227, 40489, 61799, 108681, 108851, 121467, 166141, 185397, 185687, 326553, 498423, 557061, 688313, 718147, 1050583, 1174181, 2064939, 2154441, 3151749, 3156679, 3522543, 9470037, 12208499, 13644793, 19961077, 20826263, 36625497, 40934379, 59883231, 62478789, 231961481, 354046471, 395698997, 695884443, 1062139413, 1187096991, 6726882949, 20180648847]

約数ペア:

[(1, 20180648847), (3, 6726882949), (17, 1187096991), (19, 1062139413), (29, 695884443), (51, 395698997), (57, 354046471), (87, 231961481), (323, 62478789), (337, 59883231), (493, 40934379), (551, 36625497), (969, 20826263), (1011, 19961077), (1479, 13644793), (1653, 12208499), (2131, 9470037), (5729, 3522543), (6393, 3156679), (6403, 3151749), (9367, 2154441), (9773, 2064939), (17187, 1174181), (19209, 1050583), (28101, 718147), (29319, 688313), (36227, 557061), (40489, 498423), (61799, 326553), (108681, 185687), (108851, 185397), (121467, 166141)]