189995156

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{2741}}^1$

素因数の和:2832

約数の個数: 48

約数和(自身を含む): 378352128

約数和(自身を除く): 188356972

約数列:

[1, 2, 4, 13, 26, 31, 43, 52, 62, 86, 124, 172, 403, 559, 806, 1118, 1333, 1612, 2236, 2666, 2741, 5332, 5482, 10964, 17329, 34658, 35633, 69316, 71266, 84971, 117863, 142532, 169942, 235726, 339884, 471452, 1104623, 1532219, 2209246, 3064438, 3653753, 4418492, 6128876, 7307506, 14615012, 47498789, 94997578, 189995156]

約数ペア:

[(1, 189995156), (2, 94997578), (4, 47498789), (13, 14615012), (26, 7307506), (31, 6128876), (43, 4418492), (52, 3653753), (62, 3064438), (86, 2209246), (124, 1532219), (172, 1104623), (403, 471452), (559, 339884), (806, 235726), (1118, 169942), (1333, 142532), (1612, 117863), (2236, 84971), (2666, 71266), (2741, 69316), (5332, 35633), (5482, 34658), (10964, 17329)]