20120646939

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{1523}}^1\times {\mathrm{3121}}^1$

素因数の和:4747

約数の個数: 32

約数和(自身を含む): 28775948544

約数和(自身を除く): 8655301605

約数列:

[1, 3, 17, 51, 83, 249, 1411, 1523, 3121, 4233, 4569, 9363, 25891, 53057, 77673, 126409, 159171, 259043, 379227, 777129, 2148953, 4403731, 4753283, 6446859, 13211193, 14259849, 80805811, 242417433, 394522489, 1183567467, 6706882313, 20120646939]

約数ペア:

[(1, 20120646939), (3, 6706882313), (17, 1183567467), (51, 394522489), (83, 242417433), (249, 80805811), (1411, 14259849), (1523, 13211193), (3121, 6446859), (4233, 4753283), (4569, 4403731), (9363, 2148953), (25891, 777129), (53057, 379227), (77673, 259043), (126409, 159171)]