18624420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{967}}^1$

素因数の和:1089

約数の個数: 72

約数和(自身を含む): 57081024

約数和(自身を除く): 38456604

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 107, 180, 214, 321, 428, 535, 642, 963, 967, 1070, 1284, 1605, 1926, 1934, 2140, 2901, 3210, 3852, 3868, 4815, 4835, 5802, 6420, 8703, 9630, 9670, 11604, 14505, 17406, 19260, 19340, 29010, 34812, 43515, 58020, 87030, 103469, 174060, 206938, 310407, 413876, 517345, 620814, 931221, 1034690, 1241628, 1552035, 1862442, 2069380, 3104070, 3724884, 4656105, 6208140, 9312210, 18624420]

約数ペア:

[(1, 18624420), (2, 9312210), (3, 6208140), (4, 4656105), (5, 3724884), (6, 3104070), (9, 2069380), (10, 1862442), (12, 1552035), (15, 1241628), (18, 1034690), (20, 931221), (30, 620814), (36, 517345), (45, 413876), (60, 310407), (90, 206938), (107, 174060), (180, 103469), (214, 87030), (321, 58020), (428, 43515), (535, 34812), (642, 29010), (963, 19340), (967, 19260), (1070, 17406), (1284, 14505), (1605, 11604), (1926, 9670), (1934, 9630), (2140, 8703), (2901, 6420), (3210, 5802), (3852, 4835), (3868, 4815)]