198415010

素因数分解:

$2^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{121727}}^1$

素因数の和:121897

約数の個数: 16

約数和(自身を含む): 359341056

約数和(自身を除く): 160926046

約数列:

[1, 2, 5, 10, 163, 326, 815, 1630, 121727, 243454, 608635, 1217270, 19841501, 39683002, 99207505, 198415010]

約数ペア:

[(1, 198415010), (2, 99207505), (5, 39683002), (10, 19841501), (163, 1217270), (326, 608635), (815, 243454), (1630, 121727)]