18454644

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{839}}^1$

素因数の和:909

約数の個数: 72

約数和(自身を含む): 51367680

約数和(自身を除く): 32913036

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 47, 52, 78, 94, 117, 141, 156, 188, 234, 282, 423, 468, 564, 611, 839, 846, 1222, 1678, 1692, 1833, 2444, 2517, 3356, 3666, 5034, 5499, 7332, 7551, 10068, 10907, 10998, 15102, 21814, 21996, 30204, 32721, 39433, 43628, 65442, 78866, 98163, 118299, 130884, 157732, 196326, 236598, 354897, 392652, 473196, 512629, 709794, 1025258, 1419588, 1537887, 2050516, 3075774, 4613661, 6151548, 9227322, 18454644]

約数ペア:

[(1, 18454644), (2, 9227322), (3, 6151548), (4, 4613661), (6, 3075774), (9, 2050516), (12, 1537887), (13, 1419588), (18, 1025258), (26, 709794), (36, 512629), (39, 473196), (47, 392652), (52, 354897), (78, 236598), (94, 196326), (117, 157732), (141, 130884), (156, 118299), (188, 98163), (234, 78866), (282, 65442), (423, 43628), (468, 39433), (564, 32721), (611, 30204), (839, 21996), (846, 21814), (1222, 15102), (1678, 10998), (1692, 10907), (1833, 10068), (2444, 7551), (2517, 7332), (3356, 5499), (3666, 5034)]