31863988

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{32251}}^1$

素因数の和:32287

約数の個数: 24

約数和(自身を含む): 63213920

約数和(自身を除く): 31349932

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 494, 988, 32251, 64502, 129004, 419263, 612769, 838526, 1225538, 1677052, 2451076, 7965997, 15931994, 31863988]

約数ペア:

[(1, 31863988), (2, 15931994), (4, 7965997), (13, 2451076), (19, 1677052), (26, 1225538), (38, 838526), (52, 612769), (76, 419263), (247, 129004), (494, 64502), (988, 32251)]