19494195

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{113}}^1$

素因数の和:212

約数の個数: 64

約数和(自身を含む): 37822464

約数和(自身を除く): 18328269

約数列:

[1, 3, 5, 7, 15, 21, 31, 35, 53, 93, 105, 113, 155, 159, 217, 265, 339, 371, 465, 565, 651, 791, 795, 1085, 1113, 1643, 1695, 1855, 2373, 3255, 3503, 3955, 4929, 5565, 5989, 8215, 10509, 11501, 11865, 17515, 17967, 24521, 24645, 29945, 34503, 41923, 52545, 57505, 73563, 89835, 122605, 125769, 172515, 185659, 209615, 367815, 556977, 628845, 928295, 1299613, 2784885, 3898839, 6498065, 19494195]

約数ペア:

[(1, 19494195), (3, 6498065), (5, 3898839), (7, 2784885), (15, 1299613), (21, 928295), (31, 628845), (35, 556977), (53, 367815), (93, 209615), (105, 185659), (113, 172515), (155, 125769), (159, 122605), (217, 89835), (265, 73563), (339, 57505), (371, 52545), (465, 41923), (565, 34503), (651, 29945), (791, 24645), (795, 24521), (1085, 17967), (1113, 17515), (1643, 11865), (1695, 11501), (1855, 10509), (2373, 8215), (3255, 5989), (3503, 5565), (3955, 4929)]