18974010

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{5227}}^1$

素因数の和:5259

約数の個数: 48

約数和(自身を含む): 50063328

約数和(自身を除く): 31089318

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 121, 165, 242, 330, 363, 605, 726, 1210, 1815, 3630, 5227, 10454, 15681, 26135, 31362, 52270, 57497, 78405, 114994, 156810, 172491, 287485, 344982, 574970, 632467, 862455, 1264934, 1724910, 1897401, 3162335, 3794802, 6324670, 9487005, 18974010]

約数ペア:

[(1, 18974010), (2, 9487005), (3, 6324670), (5, 3794802), (6, 3162335), (10, 1897401), (11, 1724910), (15, 1264934), (22, 862455), (30, 632467), (33, 574970), (55, 344982), (66, 287485), (110, 172491), (121, 156810), (165, 114994), (242, 78405), (330, 57497), (363, 52270), (605, 31362), (726, 26135), (1210, 15681), (1815, 10454), (3630, 5227)]