19795150

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{311}}^1$

素因数の和:409

約数の個数: 48

約数和(自身を含む): 39461760

約数和(自身を除く): 19666610

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 67, 95, 134, 190, 311, 335, 475, 622, 670, 950, 1273, 1555, 1675, 2546, 3110, 3350, 5909, 6365, 7775, 11818, 12730, 15550, 20837, 29545, 31825, 41674, 59090, 63650, 104185, 147725, 208370, 295450, 395903, 520925, 791806, 1041850, 1979515, 3959030, 9897575, 19795150]

約数ペア:

[(1, 19795150), (2, 9897575), (5, 3959030), (10, 1979515), (19, 1041850), (25, 791806), (38, 520925), (50, 395903), (67, 295450), (95, 208370), (134, 147725), (190, 104185), (311, 63650), (335, 59090), (475, 41674), (622, 31825), (670, 29545), (950, 20837), (1273, 15550), (1555, 12730), (1675, 11818), (2546, 7775), (3110, 6365), (3350, 5909)]