20165607888

素因数分解:

$2^4\times 3^1\times {\mathrm{9811}}^1\times {\mathrm{42821}}^1$

素因数の和:52643

約数の個数: 40

約数和(自身を含む): 52101013536

約数和(自身を除く): 31935405648

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 9811, 19622, 29433, 39244, 42821, 58866, 78488, 85642, 117732, 128463, 156976, 171284, 235464, 256926, 342568, 470928, 513852, 685136, 1027704, 2055408, 420116831, 840233662, 1260350493, 1680467324, 2520700986, 3360934648, 5041401972, 6721869296, 10082803944, 20165607888]

約数ペア:

[(1, 20165607888), (2, 10082803944), (3, 6721869296), (4, 5041401972), (6, 3360934648), (8, 2520700986), (12, 1680467324), (16, 1260350493), (24, 840233662), (48, 420116831), (9811, 2055408), (19622, 1027704), (29433, 685136), (39244, 513852), (42821, 470928), (58866, 342568), (78488, 256926), (85642, 235464), (117732, 171284), (128463, 156976)]