19413711

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{569}}^1$

素因数の和:815

約数の個数: 24

約数和(自身を含む): 29877120

約数和(自身を除く): 10463409

約数列:

[1, 3, 9, 17, 51, 153, 223, 569, 669, 1707, 2007, 3791, 5121, 9673, 11373, 29019, 34119, 87057, 126887, 380661, 1141983, 2157079, 6471237, 19413711]

約数ペア:

[(1, 19413711), (3, 6471237), (9, 2157079), (17, 1141983), (51, 380661), (153, 126887), (223, 87057), (569, 34119), (669, 29019), (1707, 11373), (2007, 9673), (3791, 5121)]