20115721791

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{38287}}^1$

素因数の和:38397

約数の個数: 64

約数和(自身を含む): 34183526400

約数和(自身を除く): 14067804609

約数列:

[1, 3, 9, 11, 27, 29, 33, 61, 87, 99, 183, 261, 297, 319, 549, 671, 783, 957, 1647, 1769, 2013, 2871, 5307, 6039, 8613, 15921, 18117, 19459, 38287, 47763, 58377, 114861, 175131, 344583, 421157, 525393, 1033749, 1110323, 1263471, 2335507, 3330969, 3790413, 7006521, 9992907, 11371239, 12213553, 21019563, 25690577, 29978721, 36640659, 63058689, 67729703, 77071731, 109921977, 203189109, 231215193, 329765931, 609567327, 693645579, 745026733, 1828701981, 2235080199, 6705240597, 20115721791]

約数ペア:

[(1, 20115721791), (3, 6705240597), (9, 2235080199), (11, 1828701981), (27, 745026733), (29, 693645579), (33, 609567327), (61, 329765931), (87, 231215193), (99, 203189109), (183, 109921977), (261, 77071731), (297, 67729703), (319, 63058689), (549, 36640659), (671, 29978721), (783, 25690577), (957, 21019563), (1647, 12213553), (1769, 11371239), (2013, 9992907), (2871, 7006521), (5307, 3790413), (6039, 3330969), (8613, 2335507), (15921, 1263471), (18117, 1110323), (19459, 1033749), (38287, 525393), (47763, 421157), (58377, 344583), (114861, 175131)]