20545631935

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{29017}}^1$

素因数の和:29223

約数の個数: 32

約数和(自身を含む): 26475558912

約数和(自身を除く): 5929926977

約数列:

[1, 5, 23, 47, 115, 131, 235, 655, 1081, 3013, 5405, 6157, 15065, 29017, 30785, 141611, 145085, 667391, 708055, 1363799, 3336955, 3801227, 6818995, 19006135, 31367377, 87428221, 156836885, 178657669, 437141105, 893288345, 4109126387, 20545631935]

約数ペア:

[(1, 20545631935), (5, 4109126387), (23, 893288345), (47, 437141105), (115, 178657669), (131, 156836885), (235, 87428221), (655, 31367377), (1081, 19006135), (3013, 6818995), (5405, 3801227), (6157, 3336955), (15065, 1363799), (29017, 708055), (30785, 667391), (141611, 145085)]