19647852

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{13759}}^1$

素因数の和:13790

約数の個数: 48

約数和(自身を含む): 55480320

約数和(自身を除く): 35832468

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 51, 68, 84, 102, 119, 204, 238, 357, 476, 714, 1428, 13759, 27518, 41277, 55036, 82554, 96313, 165108, 192626, 233903, 288939, 385252, 467806, 577878, 701709, 935612, 1155756, 1403418, 1637321, 2806836, 3274642, 4911963, 6549284, 9823926, 19647852]

約数ペア:

[(1, 19647852), (2, 9823926), (3, 6549284), (4, 4911963), (6, 3274642), (7, 2806836), (12, 1637321), (14, 1403418), (17, 1155756), (21, 935612), (28, 701709), (34, 577878), (42, 467806), (51, 385252), (68, 288939), (84, 233903), (102, 192626), (119, 165108), (204, 96313), (238, 82554), (357, 55036), (476, 41277), (714, 27518), (1428, 13759)]