19446128

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{93491}}^1$

素因数の和:93512

約数の個数: 20

約数和(自身を含む): 40575528

約数和(自身を除く): 21129400

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 93491, 186982, 373964, 747928, 1215383, 1495856, 2430766, 4861532, 9723064, 19446128]

約数ペア:

[(1, 19446128), (2, 9723064), (4, 4861532), (8, 2430766), (13, 1495856), (16, 1215383), (26, 747928), (52, 373964), (104, 186982), (208, 93491)]