12639952

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{907}}^1$

素因数の和:995

約数の個数: 40

約数和(自身を含む): 26796896

約数和(自身を除く): 14156944

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 67, 104, 134, 208, 268, 536, 871, 907, 1072, 1742, 1814, 3484, 3628, 6968, 7256, 11791, 13936, 14512, 23582, 47164, 60769, 94328, 121538, 188656, 243076, 486152, 789997, 972304, 1579994, 3159988, 6319976, 12639952]

約数ペア:

[(1, 12639952), (2, 6319976), (4, 3159988), (8, 1579994), (13, 972304), (16, 789997), (26, 486152), (52, 243076), (67, 188656), (104, 121538), (134, 94328), (208, 60769), (268, 47164), (536, 23582), (871, 14512), (907, 13936), (1072, 11791), (1742, 7256), (1814, 6968), (3484, 3628)]