201618728

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{269}}^1\times {\mathrm{4931}}^1$

素因数の和:5225

約数の個数: 32

約数和(自身を含む): 399492000

約数和(自身を除く): 197873272

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 269, 538, 1076, 2152, 4931, 5111, 9862, 10222, 19724, 20444, 39448, 40888, 93689, 187378, 374756, 749512, 1326439, 2652878, 5305756, 10611512, 25202341, 50404682, 100809364, 201618728]

約数ペア:

[(1, 201618728), (2, 100809364), (4, 50404682), (8, 25202341), (19, 10611512), (38, 5305756), (76, 2652878), (152, 1326439), (269, 749512), (538, 374756), (1076, 187378), (2152, 93689), (4931, 40888), (5111, 39448), (9862, 20444), (10222, 19724)]