19795380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{337}}^1$

素因数の和:449

約数の個数: 96

約数和(自身を含む): 61326720

約数和(自身を除く): 41531340

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 89, 110, 132, 165, 178, 220, 267, 330, 337, 356, 445, 534, 660, 674, 890, 979, 1011, 1068, 1335, 1348, 1685, 1780, 1958, 2022, 2670, 2937, 3370, 3707, 3916, 4044, 4895, 5055, 5340, 5874, 6740, 7414, 9790, 10110, 11121, 11748, 14685, 14828, 18535, 19580, 20220, 22242, 29370, 29993, 37070, 44484, 55605, 58740, 59986, 74140, 89979, 111210, 119972, 149965, 179958, 222420, 299930, 329923, 359916, 449895, 599860, 659846, 899790, 989769, 1319692, 1649615, 1799580, 1979538, 3299230, 3959076, 4948845, 6598460, 9897690, 19795380]

約数ペア:

[(1, 19795380), (2, 9897690), (3, 6598460), (4, 4948845), (5, 3959076), (6, 3299230), (10, 1979538), (11, 1799580), (12, 1649615), (15, 1319692), (20, 989769), (22, 899790), (30, 659846), (33, 599860), (44, 449895), (55, 359916), (60, 329923), (66, 299930), (89, 222420), (110, 179958), (132, 149965), (165, 119972), (178, 111210), (220, 89979), (267, 74140), (330, 59986), (337, 58740), (356, 55605), (445, 44484), (534, 37070), (660, 29993), (674, 29370), (890, 22242), (979, 20220), (1011, 19580), (1068, 18535), (1335, 14828), (1348, 14685), (1685, 11748), (1780, 11121), (1958, 10110), (2022, 9790), (2670, 7414), (2937, 6740), (3370, 5874), (3707, 5340), (3916, 5055), (4044, 4895)]