164012218

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{41}}^1\times {\mathrm{199}}^1$

素因数の和:307

約数の個数: 48

約数和(自身を含む): 278712000

約数和(自身を除く): 114699782

約数列:

[1, 2, 19, 23, 38, 41, 46, 82, 199, 398, 437, 529, 779, 874, 943, 1058, 1558, 1886, 3781, 4577, 7562, 8159, 9154, 10051, 16318, 17917, 20102, 21689, 35834, 43378, 86963, 105271, 155021, 173926, 187657, 210542, 310042, 375314, 412091, 824182, 2000149, 3565483, 4000298, 4316111, 7130966, 8632222, 82006109, 164012218]

約数ペア:

[(1, 164012218), (2, 82006109), (19, 8632222), (23, 7130966), (38, 4316111), (41, 4000298), (46, 3565483), (82, 2000149), (199, 824182), (398, 412091), (437, 375314), (529, 310042), (779, 210542), (874, 187657), (943, 173926), (1058, 155021), (1558, 105271), (1886, 86963), (3781, 43378), (4577, 35834), (7562, 21689), (8159, 20102), (9154, 17917), (10051, 16318)]