2019901130

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{15537701}}^1$

素因数の和:15537721

約数の個数: 16

約数和(自身を含む): 3915500904

約数和(自身を除く): 1895599774

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 15537701, 31075402, 77688505, 155377010, 201990113, 403980226, 1009950565, 2019901130]

約数ペア:

[(1, 2019901130), (2, 1009950565), (5, 403980226), (10, 201990113), (13, 155377010), (26, 77688505), (65, 31075402), (130, 15537701)]