19464156

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{163}}^1$

素因数の和:311

約数の個数: 72

約数和(自身を含む): 51577344

約数和(自身を除く): 32113188

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 107, 124, 163, 186, 214, 279, 321, 326, 372, 428, 489, 558, 642, 652, 963, 978, 1116, 1284, 1467, 1926, 1956, 2934, 3317, 3852, 5053, 5868, 6634, 9951, 10106, 13268, 15159, 17441, 19902, 20212, 29853, 30318, 34882, 39804, 45477, 52323, 59706, 60636, 69764, 90954, 104646, 119412, 156969, 181908, 209292, 313938, 540671, 627876, 1081342, 1622013, 2162684, 3244026, 4866039, 6488052, 9732078, 19464156]

約数ペア:

[(1, 19464156), (2, 9732078), (3, 6488052), (4, 4866039), (6, 3244026), (9, 2162684), (12, 1622013), (18, 1081342), (31, 627876), (36, 540671), (62, 313938), (93, 209292), (107, 181908), (124, 156969), (163, 119412), (186, 104646), (214, 90954), (279, 69764), (321, 60636), (326, 59706), (372, 52323), (428, 45477), (489, 39804), (558, 34882), (642, 30318), (652, 29853), (963, 20212), (978, 19902), (1116, 17441), (1284, 15159), (1467, 13268), (1926, 10106), (1956, 9951), (2934, 6634), (3317, 5868), (3852, 5053)]