189776210

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{881}}^1\times {\mathrm{1657}}^1$

素因数の和:2558

約数の個数: 32

約数和(自身を含む): 368513712

約数和(自身を除く): 178737502

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 881, 1657, 1762, 3314, 4405, 8285, 8810, 11453, 16570, 21541, 22906, 43082, 57265, 107705, 114530, 215410, 1459817, 2919634, 7299085, 14598170, 18977621, 37955242, 94888105, 189776210]

約数ペア:

[(1, 189776210), (2, 94888105), (5, 37955242), (10, 18977621), (13, 14598170), (26, 7299085), (65, 2919634), (130, 1459817), (881, 215410), (1657, 114530), (1762, 107705), (3314, 57265), (4405, 43082), (8285, 22906), (8810, 21541), (11453, 16570)]