15691519990

素因数分解:

$2^1\times 5^1\times {\mathrm{19301}}^1\times {\mathrm{81299}}^1$

素因数の和:100607

約数の個数: 16

約数和(自身を含む): 28246546800

約数和(自身を除く): 12555026810

約数列:

[1, 2, 5, 10, 19301, 38602, 81299, 96505, 162598, 193010, 406495, 812990, 1569151999, 3138303998, 7845759995, 15691519990]

約数ペア:

[(1, 15691519990), (2, 7845759995), (5, 3138303998), (10, 1569151999), (19301, 812990), (38602, 406495), (81299, 193010), (96505, 162598)]