18707204

素因数分解:

$2^2\times {\mathrm{29}}^2\times {\mathrm{67}}^1\times {\mathrm{83}}^1$

素因数の和:212

約数の個数: 36

約数和(自身を含む): 34826064

約数和(自身を除く): 16118860

約数列:

[1, 2, 4, 29, 58, 67, 83, 116, 134, 166, 268, 332, 841, 1682, 1943, 2407, 3364, 3886, 4814, 5561, 7772, 9628, 11122, 22244, 56347, 69803, 112694, 139606, 161269, 225388, 279212, 322538, 645076, 4676801, 9353602, 18707204]

約数ペア:

[(1, 18707204), (2, 9353602), (4, 4676801), (29, 645076), (58, 322538), (67, 279212), (83, 225388), (116, 161269), (134, 139606), (166, 112694), (268, 69803), (332, 56347), (841, 22244), (1682, 11122), (1943, 9628), (2407, 7772), (3364, 5561), (3886, 4814)]