18850892

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{709}}^1$

素因数の和:770

約数の個数: 36

約数和(自身を含む): 36618960

約数和(自身を除く): 17768068

約数列:

[1, 2, 4, 17, 23, 34, 46, 68, 92, 289, 391, 578, 709, 782, 1156, 1418, 1564, 2836, 6647, 12053, 13294, 16307, 24106, 26588, 32614, 48212, 65228, 204901, 277219, 409802, 554438, 819604, 1108876, 4712723, 9425446, 18850892]

約数ペア:

[(1, 18850892), (2, 9425446), (4, 4712723), (17, 1108876), (23, 819604), (34, 554438), (46, 409802), (68, 277219), (92, 204901), (289, 65228), (391, 48212), (578, 32614), (709, 26588), (782, 24106), (1156, 16307), (1418, 13294), (1564, 12053), (2836, 6647)]