20193906928

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{97086091}}^1$

素因数の和:97086112

約数の個数: 20

約数和(自身を含む): 42135363928

約数和(自身を除く): 21941457000

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 97086091, 194172182, 388344364, 776688728, 1262119183, 1553377456, 2524238366, 5048476732, 10096953464, 20193906928]

約数ペア:

[(1, 20193906928), (2, 10096953464), (4, 5048476732), (8, 2524238366), (13, 1553377456), (16, 1262119183), (26, 776688728), (52, 388344364), (104, 194172182), (208, 97086091)]