18734716

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{4679}}^1$

素因数の和:4714

約数の個数: 48

約数和(自身を含む): 44029440

約数和(自身を除く): 25294724

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 77, 91, 143, 154, 182, 286, 308, 364, 572, 1001, 2002, 4004, 4679, 9358, 18716, 32753, 51469, 60827, 65506, 102938, 121654, 131012, 205876, 243308, 360283, 425789, 669097, 720566, 851578, 1338194, 1441132, 1703156, 2676388, 4683679, 9367358, 18734716]

約数ペア:

[(1, 18734716), (2, 9367358), (4, 4683679), (7, 2676388), (11, 1703156), (13, 1441132), (14, 1338194), (22, 851578), (26, 720566), (28, 669097), (44, 425789), (52, 360283), (77, 243308), (91, 205876), (143, 131012), (154, 121654), (182, 102938), (286, 65506), (308, 60827), (364, 51469), (572, 32753), (1001, 18716), (2002, 9358), (4004, 4679)]