19189668

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{863}}^1$

素因数の和:996

約数の個数: 48

約数和(自身を含む): 47900160

約数和(自身を除く): 28710492

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 109, 204, 218, 327, 436, 654, 863, 1308, 1726, 1853, 2589, 3452, 3706, 5178, 5559, 7412, 10356, 11118, 14671, 22236, 29342, 44013, 58684, 88026, 94067, 176052, 188134, 282201, 376268, 564402, 1128804, 1599139, 3198278, 4797417, 6396556, 9594834, 19189668]

約数ペア:

[(1, 19189668), (2, 9594834), (3, 6396556), (4, 4797417), (6, 3198278), (12, 1599139), (17, 1128804), (34, 564402), (51, 376268), (68, 282201), (102, 188134), (109, 176052), (204, 94067), (218, 88026), (327, 58684), (436, 44013), (654, 29342), (863, 22236), (1308, 14671), (1726, 11118), (1853, 10356), (2589, 7412), (3452, 5559), (3706, 5178)]