16989736

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{68507}}^1$

素因数の和:68544

約数の個数: 16

約数和(自身を含む): 32883840

約数和(自身を除く): 15894104

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 68507, 137014, 274028, 548056, 2123717, 4247434, 8494868, 16989736]

約数ペア:

[(1, 16989736), (2, 8494868), (4, 4247434), (8, 2123717), (31, 548056), (62, 274028), (124, 137014), (248, 68507)]