18645198

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{701}}^1$

素因数の和:761

約数の個数: 64

約数和(自身を含む): 45287424

約数和(自身を除く): 26642226

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 31, 33, 39, 62, 66, 78, 93, 143, 186, 286, 341, 403, 429, 682, 701, 806, 858, 1023, 1209, 1402, 2046, 2103, 2418, 4206, 4433, 7711, 8866, 9113, 13299, 15422, 18226, 21731, 23133, 26598, 27339, 43462, 46266, 54678, 65193, 100243, 130386, 200486, 239041, 282503, 300729, 478082, 565006, 601458, 717123, 847509, 1434246, 1695018, 3107533, 6215066, 9322599, 18645198]

約数ペア:

[(1, 18645198), (2, 9322599), (3, 6215066), (6, 3107533), (11, 1695018), (13, 1434246), (22, 847509), (26, 717123), (31, 601458), (33, 565006), (39, 478082), (62, 300729), (66, 282503), (78, 239041), (93, 200486), (143, 130386), (186, 100243), (286, 65193), (341, 54678), (403, 46266), (429, 43462), (682, 27339), (701, 26598), (806, 23133), (858, 21731), (1023, 18226), (1209, 15422), (1402, 13299), (2046, 9113), (2103, 8866), (2418, 7711), (4206, 4433)]