138719228

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{21991}}^1$

素因数の和:22097

約数の個数: 24

約数和(自身を含む): 258625920

約数和(自身を除く): 119906692

約数列:

[1, 2, 4, 19, 38, 76, 83, 166, 332, 1577, 3154, 6308, 21991, 43982, 87964, 417829, 835658, 1671316, 1825253, 3650506, 7301012, 34679807, 69359614, 138719228]

約数ペア:

[(1, 138719228), (2, 69359614), (4, 34679807), (19, 7301012), (38, 3650506), (76, 1825253), (83, 1671316), (166, 835658), (332, 417829), (1577, 87964), (3154, 43982), (6308, 21991)]