20139449065

素因数分解:

$5^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{401}}^1\times {\mathrm{2399}}^1$

素因数の和:2937

約数の個数: 32

約数和(自身を含む): 25007616000

約数和(自身を除く): 4868166935

約数列:

[1, 5, 53, 79, 265, 395, 401, 2005, 2399, 4187, 11995, 20935, 21253, 31679, 106265, 127147, 158395, 189521, 635735, 947605, 961999, 1678987, 4809995, 8394935, 10044613, 50223065, 50985947, 75997921, 254929735, 379989605, 4027889813, 20139449065]

約数ペア:

[(1, 20139449065), (5, 4027889813), (53, 379989605), (79, 254929735), (265, 75997921), (395, 50985947), (401, 50223065), (2005, 10044613), (2399, 8394935), (4187, 4809995), (11995, 1678987), (20935, 961999), (21253, 947605), (31679, 635735), (106265, 189521), (127147, 158395)]