4178638

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{389}}^1$

素因数の和:563

約数の個数: 16

約数和(自身を含む): 6486480

約数和(自身を除く): 2307842

約数列:

[1, 2, 41, 82, 131, 262, 389, 778, 5371, 10742, 15949, 31898, 50959, 101918, 2089319, 4178638]

約数ペア:

[(1, 4178638), (2, 2089319), (41, 101918), (82, 50959), (131, 31898), (262, 15949), (389, 10742), (778, 5371)]