64322128

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{309241}}^1$

素因数の和:309262

約数の個数: 20

約数和(自身を含む): 134211028

約数和(自身を除く): 69888900

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 309241, 618482, 1236964, 2473928, 4020133, 4947856, 8040266, 16080532, 32161064, 64322128]

約数ペア:

[(1, 64322128), (2, 32161064), (4, 16080532), (8, 8040266), (13, 4947856), (16, 4020133), (26, 2473928), (52, 1236964), (104, 618482), (208, 309241)]