178798664

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{106937}}^1$

素因数の和:106973

約数の個数: 32

約数和(自身を含む): 384976800

約数和(自身を除く): 206178136

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 76, 88, 152, 209, 418, 836, 1672, 106937, 213874, 427748, 855496, 1176307, 2031803, 2352614, 4063606, 4705228, 8127212, 9410456, 16254424, 22349833, 44699666, 89399332, 178798664]

約数ペア:

[(1, 178798664), (2, 89399332), (4, 44699666), (8, 22349833), (11, 16254424), (19, 9410456), (22, 8127212), (38, 4705228), (44, 4063606), (76, 2352614), (88, 2031803), (152, 1176307), (209, 855496), (418, 427748), (836, 213874), (1672, 106937)]