19745130

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{241}}^1\times {\mathrm{2731}}^1$

素因数の和:2982

約数の個数: 32

約数和(自身を含む): 47602368

約数和(自身を除く): 27857238

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 241, 482, 723, 1205, 1446, 2410, 2731, 3615, 5462, 7230, 8193, 13655, 16386, 27310, 40965, 81930, 658171, 1316342, 1974513, 3290855, 3949026, 6581710, 9872565, 19745130]

約数ペア:

[(1, 19745130), (2, 9872565), (3, 6581710), (5, 3949026), (6, 3290855), (10, 1974513), (15, 1316342), (30, 658171), (241, 81930), (482, 40965), (723, 27310), (1205, 16386), (1446, 13655), (2410, 8193), (2731, 7230), (3615, 5462)]