19600488

素因数分解:

$2^3\times 3^3\times {\mathrm{103}}^1\times {\mathrm{881}}^1$

素因数の和:999

約数の個数: 64

約数和(自身を含む): 55036800

約数和(自身を除く): 35436312

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 103, 108, 206, 216, 309, 412, 618, 824, 881, 927, 1236, 1762, 1854, 2472, 2643, 2781, 3524, 3708, 5286, 5562, 7048, 7416, 7929, 10572, 11124, 15858, 21144, 22248, 23787, 31716, 47574, 63432, 90743, 95148, 181486, 190296, 272229, 362972, 544458, 725944, 816687, 1088916, 1633374, 2177832, 2450061, 3266748, 4900122, 6533496, 9800244, 19600488]

約数ペア:

[(1, 19600488), (2, 9800244), (3, 6533496), (4, 4900122), (6, 3266748), (8, 2450061), (9, 2177832), (12, 1633374), (18, 1088916), (24, 816687), (27, 725944), (36, 544458), (54, 362972), (72, 272229), (103, 190296), (108, 181486), (206, 95148), (216, 90743), (309, 63432), (412, 47574), (618, 31716), (824, 23787), (881, 22248), (927, 21144), (1236, 15858), (1762, 11124), (1854, 10572), (2472, 7929), (2643, 7416), (2781, 7048), (3524, 5562), (3708, 5286)]