199861198

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{389}}^1$

素因数の和:612

約数の個数: 32

約数和(自身を含む): 316910880

約数和(自身を除く): 117049682

約数列:

[1, 2, 37, 53, 74, 106, 131, 262, 389, 778, 1961, 3922, 4847, 6943, 9694, 13886, 14393, 20617, 28786, 41234, 50959, 101918, 256891, 513782, 762829, 1525658, 1885483, 2700827, 3770966, 5401654, 99930599, 199861198]

約数ペア:

[(1, 199861198), (2, 99930599), (37, 5401654), (53, 3770966), (74, 2700827), (106, 1885483), (131, 1525658), (262, 762829), (389, 513782), (778, 256891), (1961, 101918), (3922, 50959), (4847, 41234), (6943, 28786), (9694, 20617), (13886, 14393)]