1900851865

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{251}}^1\times {\mathrm{7247}}^1$

素因数の和:7533

約数の個数: 32

約数和(自身を含む): 2630154240

約数和(自身を除く): 729302375

約数列:

[1, 5, 11, 19, 55, 95, 209, 251, 1045, 1255, 2761, 4769, 7247, 13805, 23845, 36235, 52459, 79717, 137693, 262295, 398585, 688465, 1514623, 1818997, 7573115, 9094985, 20008967, 34560943, 100044835, 172804715, 380170373, 1900851865]

約数ペア:

[(1, 1900851865), (5, 380170373), (11, 172804715), (19, 100044835), (55, 34560943), (95, 20008967), (209, 9094985), (251, 7573115), (1045, 1818997), (1255, 1514623), (2761, 688465), (4769, 398585), (7247, 262295), (13805, 137693), (23845, 79717), (36235, 52459)]