20279742

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{28403}}^1$

素因数の和:28432

約数の個数: 32

約数和(自身を含む): 49082112

約数和(自身を除く): 28802370

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 51, 102, 119, 238, 357, 714, 28403, 56806, 85209, 170418, 198821, 397642, 482851, 596463, 965702, 1192926, 1448553, 2897106, 3379957, 6759914, 10139871, 20279742]

約数ペア:

[(1, 20279742), (2, 10139871), (3, 6759914), (6, 3379957), (7, 2897106), (14, 1448553), (17, 1192926), (21, 965702), (34, 596463), (42, 482851), (51, 397642), (102, 198821), (119, 170418), (238, 85209), (357, 56806), (714, 28403)]