19428506

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{7643}}^1$

素因数の和:7717

約数の個数: 16

約数和(自身を含む): 30820608

約数和(自身を除く): 11392102

約数列:

[1, 2, 31, 41, 62, 82, 1271, 2542, 7643, 15286, 236933, 313363, 473866, 626726, 9714253, 19428506]

約数ペア:

[(1, 19428506), (2, 9714253), (31, 626726), (41, 473866), (62, 313363), (82, 236933), (1271, 15286), (2542, 7643)]