206897860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{795761}}^1$

素因数の和:795783

約数の個数: 24

約数和(自身を含む): 467908056

約数和(自身を除く): 261010196

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 795761, 1591522, 3183044, 3978805, 7957610, 10344893, 15915220, 20689786, 41379572, 51724465, 103448930, 206897860]

約数ペア:

[(1, 206897860), (2, 103448930), (4, 51724465), (5, 41379572), (10, 20689786), (13, 15915220), (20, 10344893), (26, 7957610), (52, 3978805), (65, 3183044), (130, 1591522), (260, 795761)]