19640214

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{281}}^1\times {\mathrm{353}}^1$

素因数の和:653

約数の個数: 48

約数和(自身を含む): 46719504

約数和(自身を除く): 27079290

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 198, 281, 353, 562, 706, 843, 1059, 1686, 2118, 2529, 3091, 3177, 3883, 5058, 6182, 6354, 7766, 9273, 11649, 18546, 23298, 27819, 34947, 55638, 69894, 99193, 198386, 297579, 595158, 892737, 1091123, 1785474, 2182246, 3273369, 6546738, 9820107, 19640214]

約数ペア:

[(1, 19640214), (2, 9820107), (3, 6546738), (6, 3273369), (9, 2182246), (11, 1785474), (18, 1091123), (22, 892737), (33, 595158), (66, 297579), (99, 198386), (198, 99193), (281, 69894), (353, 55638), (562, 34947), (706, 27819), (843, 23298), (1059, 18546), (1686, 11649), (2118, 9273), (2529, 7766), (3091, 6354), (3177, 6182), (3883, 5058)]