20163681678

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{480087659}}^1$

素因数の和:480087671

約数の個数: 16

約数和(自身を含む): 46088415360

約数和(自身を除く): 25924733682

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 480087659, 960175318, 1440262977, 2880525954, 3360613613, 6721227226, 10081840839, 20163681678]

約数ペア:

[(1, 20163681678), (2, 10081840839), (3, 6721227226), (6, 3360613613), (7, 2880525954), (14, 1440262977), (21, 960175318), (42, 480087659)]