20213305878

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{28001}}^1\times {\mathrm{5231}}^1$

素因数の和:33260

約数の個数: 32

約数和(自身を含む): 42193861632

約数和(自身を除く): 21980555754

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 5231, 10462, 15693, 28001, 31386, 56002, 84003, 120313, 168006, 240626, 360939, 644023, 721878, 1288046, 1932069, 3864138, 146473231, 292946462, 439419693, 878839386, 3368884313, 6737768626, 10106652939, 20213305878]

約数ペア:

[(1, 20213305878), (2, 10106652939), (3, 6737768626), (6, 3368884313), (23, 878839386), (46, 439419693), (69, 292946462), (138, 146473231), (5231, 3864138), (10462, 1932069), (15693, 1288046), (28001, 721878), (31386, 644023), (56002, 360939), (84003, 240626), (120313, 168006)]