138852836

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{61}}^2\times {\mathrm{491}}^1$

素因数の和:636

約数の個数: 36

約数和(自身を含む): 260573040

約数和(自身を除く): 121720204

約数列:

[1, 2, 4, 19, 38, 61, 76, 122, 244, 491, 982, 1159, 1964, 2318, 3721, 4636, 7442, 9329, 14884, 18658, 29951, 37316, 59902, 70699, 119804, 141398, 282796, 569069, 1138138, 1827011, 2276276, 3654022, 7308044, 34713209, 69426418, 138852836]

約数ペア:

[(1, 138852836), (2, 69426418), (4, 34713209), (19, 7308044), (38, 3654022), (61, 2276276), (76, 1827011), (122, 1138138), (244, 569069), (491, 282796), (982, 141398), (1159, 119804), (1964, 70699), (2318, 59902), (3721, 37316), (4636, 29951), (7442, 18658), (9329, 14884)]