20160208664

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{41311903}}^1$

素因数の和:41311970

約数の個数: 16

約数和(自身を含む): 38420070720

約数和(自身を除く): 18259862056

約数列:

[1, 2, 4, 8, 61, 122, 244, 488, 41311903, 82623806, 165247612, 330495224, 2520026083, 5040052166, 10080104332, 20160208664]

約数ペア:

[(1, 20160208664), (2, 10080104332), (4, 5040052166), (8, 2520026083), (61, 330495224), (122, 165247612), (244, 82623806), (488, 41311903)]