18497853

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{379}}^1$

素因数の和:442

約数の個数: 48

約数和(自身を含む): 32011200

約数和(自身を除く): 13513347

約数列:

[1, 3, 9, 11, 17, 29, 33, 51, 87, 99, 153, 187, 261, 319, 379, 493, 561, 957, 1137, 1479, 1683, 2871, 3411, 4169, 4437, 5423, 6443, 10991, 12507, 16269, 19329, 32973, 37521, 48807, 57987, 70873, 98919, 120901, 186847, 212619, 362703, 560541, 637857, 1088109, 1681623, 2055317, 6165951, 18497853]

約数ペア:

[(1, 18497853), (3, 6165951), (9, 2055317), (11, 1681623), (17, 1088109), (29, 637857), (33, 560541), (51, 362703), (87, 212619), (99, 186847), (153, 120901), (187, 98919), (261, 70873), (319, 57987), (379, 48807), (493, 37521), (561, 32973), (957, 19329), (1137, 16269), (1479, 12507), (1683, 10991), (2871, 6443), (3411, 5423), (4169, 4437)]