204040016

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{411371}}^1$

素因数の和:411410

約数の個数: 20

約数和(自身を含む): 408081024

約数和(自身を除く): 204041008

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 411371, 822742, 1645484, 3290968, 6581936, 12752501, 25505002, 51010004, 102020008, 204040016]

約数ペア:

[(1, 204040016), (2, 102020008), (4, 51010004), (8, 25505002), (16, 12752501), (31, 6581936), (62, 3290968), (124, 1645484), (248, 822742), (496, 411371)]