19997652

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{631}}^1$

素因数の和:796

約数の個数: 48

約数和(自身を含む): 49548800

約数和(自身を除く): 29551148

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 139, 228, 278, 417, 556, 631, 834, 1262, 1668, 1893, 2524, 2641, 3786, 5282, 7572, 7923, 10564, 11989, 15846, 23978, 31692, 35967, 47956, 71934, 87709, 143868, 175418, 263127, 350836, 526254, 1052508, 1666471, 3332942, 4999413, 6665884, 9998826, 19997652]

約数ペア:

[(1, 19997652), (2, 9998826), (3, 6665884), (4, 4999413), (6, 3332942), (12, 1666471), (19, 1052508), (38, 526254), (57, 350836), (76, 263127), (114, 175418), (139, 143868), (228, 87709), (278, 71934), (417, 47956), (556, 35967), (631, 31692), (834, 23978), (1262, 15846), (1668, 11989), (1893, 10564), (2524, 7923), (2641, 7572), (3786, 5282)]