20121940076

素因数分解:

$2^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{5485807}}^1$

素因数の和:5485949

約数の個数: 24

約数和(自身を含む): 40551092736

約数和(自身を除く): 20429152660

約数列:

[1, 2, 4, 7, 14, 28, 131, 262, 524, 917, 1834, 3668, 5485807, 10971614, 21943228, 38400649, 76801298, 153602596, 718640717, 1437281434, 2874562868, 5030485019, 10060970038, 20121940076]

約数ペア:

[(1, 20121940076), (2, 10060970038), (4, 5030485019), (7, 2874562868), (14, 1437281434), (28, 718640717), (131, 153602596), (262, 76801298), (524, 38400649), (917, 21943228), (1834, 10971614), (3668, 5485807)]