12940972

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{7949}}^1$

素因数の和:8001

約数の個数: 24

約数和(自身を含む): 25376400

約数和(自身を除く): 12435428

約数列:

[1, 2, 4, 11, 22, 37, 44, 74, 148, 407, 814, 1628, 7949, 15898, 31796, 87439, 174878, 294113, 349756, 588226, 1176452, 3235243, 6470486, 12940972]

約数ペア:

[(1, 12940972), (2, 6470486), (4, 3235243), (11, 1176452), (22, 588226), (37, 349756), (44, 294113), (74, 174878), (148, 87439), (407, 31796), (814, 15898), (1628, 7949)]