20010505911

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{401}}^1\times {\mathrm{88951}}^1$

素因数の和:89383

約数の個数: 32

約数和(自身を含む): 30895520256

約数和(自身を除く): 10885014345

約数列:

[1, 3, 11, 17, 33, 51, 187, 401, 561, 1203, 4411, 6817, 13233, 20451, 74987, 88951, 224961, 266853, 978461, 1512167, 2935383, 4536501, 16633837, 35669351, 49901511, 107008053, 392362861, 606378967, 1177088583, 1819136901, 6670168637, 20010505911]

約数ペア:

[(1, 20010505911), (3, 6670168637), (11, 1819136901), (17, 1177088583), (33, 606378967), (51, 392362861), (187, 107008053), (401, 49901511), (561, 35669351), (1203, 16633837), (4411, 4536501), (6817, 2935383), (13233, 1512167), (20451, 978461), (74987, 266853), (88951, 224961)]