18486908

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{6271}}^1$

素因数の和:6353

約数の個数: 24

約数和(自身を含む): 35825664

約数和(自身を除く): 17338756

約数列:

[1, 2, 4, 11, 22, 44, 67, 134, 268, 737, 1474, 2948, 6271, 12542, 25084, 68981, 137962, 275924, 420157, 840314, 1680628, 4621727, 9243454, 18486908]

約数ペア:

[(1, 18486908), (2, 9243454), (4, 4621727), (11, 1680628), (22, 840314), (44, 420157), (67, 275924), (134, 137962), (268, 68981), (737, 25084), (1474, 12542), (2948, 6271)]