18029456

素因数分解:

$2^4\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{269}}^1$

素因数の和:407

約数の個数: 40

約数和(自身を含む): 36158400

約数和(自身を除く): 18128944

約数列:

[1, 2, 4, 8, 16, 59, 71, 118, 142, 236, 269, 284, 472, 538, 568, 944, 1076, 1136, 2152, 4189, 4304, 8378, 15871, 16756, 19099, 31742, 33512, 38198, 63484, 67024, 76396, 126968, 152792, 253936, 305584, 1126841, 2253682, 4507364, 9014728, 18029456]

約数ペア:

[(1, 18029456), (2, 9014728), (4, 4507364), (8, 2253682), (16, 1126841), (59, 305584), (71, 253936), (118, 152792), (142, 126968), (236, 76396), (269, 67024), (284, 63484), (472, 38198), (538, 33512), (568, 31742), (944, 19099), (1076, 16756), (1136, 15871), (2152, 8378), (4189, 4304)]