20730552015

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1087}}^1\times {\mathrm{1097}}^1$

素因数の和:2272

約数の個数: 64

約数和(自身を含む): 35552010240

約数和(自身を除く): 14821458225

約数列:

[1, 3, 5, 15, 19, 57, 61, 95, 183, 285, 305, 915, 1087, 1097, 1159, 3261, 3291, 3477, 5435, 5485, 5795, 16305, 16455, 17385, 20653, 20843, 61959, 62529, 66307, 66917, 103265, 104215, 198921, 200751, 309795, 312645, 331535, 334585, 994605, 1003755, 1192439, 1259833, 1271423, 3577317, 3779499, 3814269, 5962195, 6299165, 6357115, 17886585, 18897495, 19071345, 22656341, 67969023, 72738779, 113281705, 218216337, 339845115, 363693895, 1091081685, 1382036801, 4146110403, 6910184005, 20730552015]

約数ペア:

[(1, 20730552015), (3, 6910184005), (5, 4146110403), (15, 1382036801), (19, 1091081685), (57, 363693895), (61, 339845115), (95, 218216337), (183, 113281705), (285, 72738779), (305, 67969023), (915, 22656341), (1087, 19071345), (1097, 18897495), (1159, 17886585), (3261, 6357115), (3291, 6299165), (3477, 5962195), (5435, 3814269), (5485, 3779499), (5795, 3577317), (16305, 1271423), (16455, 1259833), (17385, 1192439), (20653, 1003755), (20843, 994605), (61959, 334585), (62529, 331535), (66307, 312645), (66917, 309795), (103265, 200751), (104215, 198921)]