20541410

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{50101}}^1$

素因数の和:50149

約数の個数: 16

約数和(自身を含む): 37877112

約数和(自身を除く): 17335702

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 50101, 100202, 250505, 501010, 2054141, 4108282, 10270705, 20541410]

約数ペア:

[(1, 20541410), (2, 10270705), (5, 4108282), (10, 2054141), (41, 501010), (82, 250505), (205, 100202), (410, 50101)]