19999854

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{9337}}^1$

素因数の和:9369

約数の個数: 48

約数和(自身を含む): 52442208

約数和(自身を除く): 32442354

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 34, 42, 51, 63, 102, 119, 126, 153, 238, 306, 357, 714, 1071, 2142, 9337, 18674, 28011, 56022, 65359, 84033, 130718, 158729, 168066, 196077, 317458, 392154, 476187, 588231, 952374, 1111103, 1176462, 1428561, 2222206, 2857122, 3333309, 6666618, 9999927, 19999854]

約数ペア:

[(1, 19999854), (2, 9999927), (3, 6666618), (6, 3333309), (7, 2857122), (9, 2222206), (14, 1428561), (17, 1176462), (18, 1111103), (21, 952374), (34, 588231), (42, 476187), (51, 392154), (63, 317458), (102, 196077), (119, 168066), (126, 158729), (153, 130718), (238, 84033), (306, 65359), (357, 56022), (714, 28011), (1071, 18674), (2142, 9337)]