20087573405

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{62207}}^1$

素因数の和:62389

約数の個数: 32

約数和(自身を含む): 26605117440

約数和(自身を除く): 6517544035

約数列:

[1, 5, 17, 29, 85, 131, 145, 493, 655, 2227, 2465, 3799, 11135, 18995, 62207, 64583, 311035, 322915, 1057519, 1804003, 5287595, 8149117, 9020015, 30668051, 40745585, 138534989, 153340255, 236324393, 692674945, 1181621965, 4017514681, 20087573405]

約数ペア:

[(1, 20087573405), (5, 4017514681), (17, 1181621965), (29, 692674945), (85, 236324393), (131, 153340255), (145, 138534989), (493, 40745585), (655, 30668051), (2227, 9020015), (2465, 8149117), (3799, 5287595), (11135, 1804003), (18995, 1057519), (62207, 322915), (64583, 311035)]