18263476

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{197}}^1$

素因数の和:269

約数の個数: 72

約数和(自身を含む): 41713056

約数和(自身を除く): 23449580

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 43, 44, 49, 77, 86, 98, 154, 172, 196, 197, 301, 308, 394, 473, 539, 602, 788, 946, 1078, 1204, 1379, 1892, 2107, 2156, 2167, 2758, 3311, 4214, 4334, 5516, 6622, 8428, 8471, 8668, 9653, 13244, 15169, 16942, 19306, 23177, 30338, 33884, 38612, 46354, 59297, 60676, 92708, 93181, 106183, 118594, 186362, 212366, 237188, 372724, 415079, 424732, 652267, 830158, 1304534, 1660316, 2609068, 4565869, 9131738, 18263476]

約数ペア:

[(1, 18263476), (2, 9131738), (4, 4565869), (7, 2609068), (11, 1660316), (14, 1304534), (22, 830158), (28, 652267), (43, 424732), (44, 415079), (49, 372724), (77, 237188), (86, 212366), (98, 186362), (154, 118594), (172, 106183), (196, 93181), (197, 92708), (301, 60676), (308, 59297), (394, 46354), (473, 38612), (539, 33884), (602, 30338), (788, 23177), (946, 19306), (1078, 16942), (1204, 15169), (1379, 13244), (1892, 9653), (2107, 8668), (2156, 8471), (2167, 8428), (2758, 6622), (3311, 5516), (4214, 4334)]