128045164

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{18797}}^1$

素因数の和:18945

約数の個数: 24

約数和(自身を含む): 243170928

約数和(自身を除く): 115125764

約数列:

[1, 2, 4, 13, 26, 52, 131, 262, 524, 1703, 3406, 6812, 18797, 37594, 75188, 244361, 488722, 977444, 2462407, 4924814, 9849628, 32011291, 64022582, 128045164]

約数ペア:

[(1, 128045164), (2, 64022582), (4, 32011291), (13, 9849628), (26, 4924814), (52, 2462407), (131, 977444), (262, 488722), (524, 244361), (1703, 75188), (3406, 37594), (6812, 18797)]