20187548155

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{569}}^1\times {\mathrm{5821}}^1$

素因数の和:6471

約数の個数: 32

約数和(自身を含む): 25804967040

約数和(自身を除く): 5617418885

約数列:

[1, 5, 23, 53, 115, 265, 569, 1219, 2845, 5821, 6095, 13087, 29105, 30157, 65435, 133883, 150785, 308513, 669415, 693611, 1542565, 3312149, 3468055, 7095799, 16560745, 35478995, 76179427, 175543897, 380897135, 877719485, 4037509631, 20187548155]

約数ペア:

[(1, 20187548155), (5, 4037509631), (23, 877719485), (53, 380897135), (115, 175543897), (265, 76179427), (569, 35478995), (1219, 16560745), (2845, 7095799), (5821, 3468055), (6095, 3312149), (13087, 1542565), (29105, 693611), (30157, 669415), (65435, 308513), (133883, 150785)]