20667503805

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{211}}^1\times {\mathrm{17321}}^1$

素因数の和:17582

約数の個数: 64

約数和(自身を含む): 37016421120

約数和(自身を除く): 16348917315

約数列:

[1, 3, 5, 13, 15, 29, 39, 65, 87, 145, 195, 211, 377, 435, 633, 1055, 1131, 1885, 2743, 3165, 5655, 6119, 8229, 13715, 17321, 18357, 30595, 41145, 51963, 79547, 86605, 91785, 225173, 238641, 259815, 397735, 502309, 675519, 1125865, 1193205, 1506927, 2511545, 3377595, 3654731, 6530017, 7534635, 10964193, 18273655, 19590051, 32650085, 47511503, 54820965, 97950255, 105987199, 142534509, 237557515, 317961597, 529935995, 712672545, 1377833587, 1589807985, 4133500761, 6889167935, 20667503805]

約数ペア:

[(1, 20667503805), (3, 6889167935), (5, 4133500761), (13, 1589807985), (15, 1377833587), (29, 712672545), (39, 529935995), (65, 317961597), (87, 237557515), (145, 142534509), (195, 105987199), (211, 97950255), (377, 54820965), (435, 47511503), (633, 32650085), (1055, 19590051), (1131, 18273655), (1885, 10964193), (2743, 7534635), (3165, 6530017), (5655, 3654731), (6119, 3377595), (8229, 2511545), (13715, 1506927), (17321, 1193205), (18357, 1125865), (30595, 675519), (41145, 502309), (51963, 397735), (79547, 259815), (86605, 238641), (91785, 225173)]