19955070

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{221723}}^1$

素因数の和:221736

約数の個数: 24

約数和(自身を含む): 51883416

約数和(自身を除く): 31928346

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 221723, 443446, 665169, 1108615, 1330338, 1995507, 2217230, 3325845, 3991014, 6651690, 9977535, 19955070]

約数ペア:

[(1, 19955070), (2, 9977535), (3, 6651690), (5, 3991014), (6, 3325845), (9, 2217230), (10, 1995507), (15, 1330338), (18, 1108615), (30, 665169), (45, 443446), (90, 221723)]